<?xml version="1.0" encoding="UTF-8"?>
<dataset name="acid_dissociation_constants" title="Acid dissociation constants (pKa) of chemical compounds" source="https://aidb.si/d/acid-dissociation-constants">
  <row>
    <wikidata>Q304850</wikidata>
    <name>triflic acid</name>
    <formula>CHF₃O₃S</formula>
    <pka>-14.27</pka>
    <values>1</values>
    <pka_min>-14.27</pka_min>
    <pka_max>-14.27</pka_max>
    <pubchem_cid>62406</pubchem_cid>
    <cas_number>1493-13-6</cas_number>
    <wikipedia_languages>32</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q2462</wikidata>
    <name>hydrogen iodide</name>
    <formula>HI</formula>
    <pka>-11</pka>
    <values>1</values>
    <pka_min>-11</pka_min>
    <pka_max>-11</pka_max>
    <pubchem_cid>21844680</pubchem_cid>
    <cas_number>10034-85-2</cas_number>
    <wikipedia_languages>46</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q193956</wikidata>
    <name>perchloric acid</name>
    <formula>HClO₄</formula>
    <pka>-10</pka>
    <values>1</values>
    <pka_min>-10</pka_min>
    <pka_max>-10</pka_max>
    <pubchem_cid>24247</pubchem_cid>
    <cas_number>7601-90-3</cas_number>
    <wikipedia_languages>57</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q2409</wikidata>
    <name>hydrochloric acid</name>
    <formula>HCl(aq)</formula>
    <pka>-6.3</pka>
    <values>1</values>
    <pka_min>-6.3</pka_min>
    <pka_max>-6.3</pka_max>
    <cas_number>7647-01-0</cas_number>
    <wikipedia_languages>94</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q242627</wikidata>
    <name>pyrrole</name>
    <formula>C₄H₅N</formula>
    <pka>-3.8</pka>
    <temperature_c>25</temperature_c>
    <values>1</values>
    <pka_min>-3.8</pka_min>
    <pka_max>-3.8</pka_max>
    <pubchem_cid>8027</pubchem_cid>
    <cas_number>109-97-7</cas_number>
    <wikipedia_languages>49</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q899683</wikidata>
    <name>isoxazole</name>
    <formula>C₃H₃NO</formula>
    <pka>-3.01</pka>
    <values>1</values>
    <pka_min>-3.01</pka_min>
    <pka_max>-3.01</pka_max>
    <pubchem_cid>9254</pubchem_cid>
    <cas_number>288-14-2</cas_number>
    <wikipedia_languages>33</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q83320</wikidata>
    <name>nitric acid</name>
    <formula>HNO₃</formula>
    <pka>-1.64</pka>
    <values>1</values>
    <pka_min>-1.64</pka_min>
    <pka_max>-1.64</pka_max>
    <pubchem_cid>944</pubchem_cid>
    <cas_number>7697-37-2</cas_number>
    <wikipedia_languages>96</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q27119858</wikidata>
    <name>1-octanesulfonic acid</name>
    <formula>C₈H₁₈O₃S</formula>
    <pka>-1.19</pka>
    <temperature_c>27</temperature_c>
    <values>1</values>
    <pka_min>-1.19</pka_min>
    <pka_max>-1.19</pka_max>
    <pubchem_cid>49939</pubchem_cid>
    <cas_number>3944-72-7</cas_number>
    <wikipedia_languages>0</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q66914279</wikidata>
    <name>PFPA</name>
    <formula>C₃HF₅O₂</formula>
    <pka>-1.18</pka>
    <temperature_c>27</temperature_c>
    <values>1</values>
    <pka_min>-1.18</pka_min>
    <pka_max>-1.18</pka_max>
    <pubchem_cid>62356</pubchem_cid>
    <cas_number>422-64-0</cas_number>
    <wikipedia_languages>6</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q81977557</wikidata>
    <name>Perfluoro-3,6-dioxaheptanoic acid</name>
    <formula>C₅HF₉O₄</formula>
    <pka>-0.32</pka>
    <temperature_c>27</temperature_c>
    <values>1</values>
    <pka_min>-0.32</pka_min>
    <pka_max>-0.32</pka_max>
    <pubchem_cid>2782393</pubchem_cid>
    <cas_number>151772-58-6</cas_number>
    <wikipedia_languages>1</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q418348</wikidata>
    <name>perfluorooctanoic acid</name>
    <formula>C₈HF₁₅O₂</formula>
    <pka>-0.27</pka>
    <temperature_c>27</temperature_c>
    <values>1</values>
    <pka_min>-0.27</pka_min>
    <pka_max>-0.27</pka_max>
    <pubchem_cid>9554</pubchem_cid>
    <cas_number>335-67-1</cas_number>
    <wikipedia_languages>35</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q81977241</wikidata>
    <name>Perfluoro-3-methoxypropanoic acid</name>
    <formula>C₄HF₇O₃</formula>
    <pka>-0.26</pka>
    <temperature_c>27</temperature_c>
    <values>1</values>
    <pka_min>-0.26</pka_min>
    <pka_max>-0.26</pka_max>
    <pubchem_cid>120228</pubchem_cid>
    <cas_number>377-73-1</cas_number>
    <wikipedia_languages>1</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q29387971</wikidata>
    <name>2,3,3,3-tetrafluoro-2-(heptafluoropropoxy)propanoic acid</name>
    <formula>C₆HF₁₁O₃</formula>
    <pka>-0.2</pka>
    <temperature_c>27</temperature_c>
    <values>1</values>
    <pka_min>-0.2</pka_min>
    <pka_max>-0.2</pka_max>
    <pubchem_cid>114481</pubchem_cid>
    <cas_number>13252-13-6</cas_number>
    <wikipedia_languages>5</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q849881</wikidata>
    <name>hydronium</name>
    <formula>H₃O⁺</formula>
    <pka>0</pka>
    <values>1</values>
    <pka_min>0</pka_min>
    <pka_max>0</pka_max>
    <pubchem_cid>123332</pubchem_cid>
    <cas_number>13968-08-6</cas_number>
    <wikipedia_languages>45</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q107184</wikidata>
    <name>cupric sulfate</name>
    <formula>CuSO₄</formula>
    <pka>0.005</pka>
    <values>1</values>
    <pka_min>0.005</pka_min>
    <pka_max>0.005</pka_max>
    <pubchem_cid>24462</pubchem_cid>
    <cas_number>7758-98-7</cas_number>
    <wikipedia_languages>67</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q48318</wikidata>
    <name>urea</name>
    <formula>CH₄N₂O</formula>
    <pka>0.18</pka>
    <values>1</values>
    <pka_min>0.18</pka_min>
    <pka_max>0.18</pka_max>
    <pubchem_cid>1176</pubchem_cid>
    <cas_number>57-13-6</cas_number>
    <wikipedia_languages>85</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q189298</wikidata>
    <name>picric acid</name>
    <formula>C₆H₃N₃O₇</formula>
    <pka>0.38</pka>
    <values>2</values>
    <pka_min>0.25</pka_min>
    <pka_max>0.38</pka_max>
    <pubchem_cid>6954</pubchem_cid>
    <cas_number>88-89-1</cas_number>
    <wikipedia_languages>59</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q417571</wikidata>
    <name>pyrazinamide</name>
    <formula>C₅H₅N₃O</formula>
    <pka>0.5</pka>
    <values>1</values>
    <pka_min>0.5</pka_min>
    <pka_max>0.5</pka_max>
    <pubchem_cid>1046</pubchem_cid>
    <cas_number>98-96-4</cas_number>
    <wikipedia_languages>35</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q412033</wikidata>
    <name>trifluoroacetic acid</name>
    <formula>C₂HF₃O₂</formula>
    <pka>0.52</pka>
    <temperature_c>25</temperature_c>
    <values>3</values>
    <pka_min>0.03</pka_min>
    <pka_max>0.52</pka_max>
    <pubchem_cid>23138861</pubchem_cid>
    <cas_number>76-05-1</cas_number>
    <wikipedia_languages>34</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q410116</wikidata>
    <name>trichloroacetic acid</name>
    <formula>C₂HCl₃O₂</formula>
    <pka>0.64</pka>
    <values>1</values>
    <pka_min>0.64</pka_min>
    <pka_max>0.64</pka_max>
    <pubchem_cid>23223116</pubchem_cid>
    <cas_number>76-03-9</cas_number>
    <wikipedia_languages>33</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q424284</wikidata>
    <name>pyrazine</name>
    <formula>C₄H₄N₂</formula>
    <pka>0.65</pka>
    <values>1</values>
    <pka_min>0.65</pka_min>
    <pka_max>0.65</pka_max>
    <pubchem_cid>9261</pubchem_cid>
    <cas_number>290-37-9</cas_number>
    <wikipedia_languages>37</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q27261795</wikidata>
    <name>benzylsulfonic acid</name>
    <formula>C₇H₈O₃S</formula>
    <pka>0.7</pka>
    <values>1</values>
    <pka_min>0.7</pka_min>
    <pka_max>0.7</pka_max>
    <pubchem_cid>7532</pubchem_cid>
    <cas_number>100-87-8</cas_number>
    <wikipedia_languages>0</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q408822</wikidata>
    <name>iodic acid</name>
    <formula>HIO₃</formula>
    <pka>0.77</pka>
    <values>1</values>
    <pka_min>0.77</pka_min>
    <pka_max>0.77</pka_max>
    <pubchem_cid>24345</pubchem_cid>
    <cas_number>7782-68-5</cas_number>
    <wikipedia_languages>33</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q413374</wikidata>
    <name>calcium fluoride</name>
    <formula>CaF₂</formula>
    <pka>1</pka>
    <values>1</values>
    <pka_min>1</pka_min>
    <pka_max>1</pka_max>
    <pubchem_cid>24617</pubchem_cid>
    <cas_number>7789-75-5</cas_number>
    <wikipedia_languages>42</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q184832</wikidata>
    <name>oxalic acid</name>
    <formula>C₂H₂O₄</formula>
    <pka>1.19</pka>
    <values>1</values>
    <pka_min>1.19</pka_min>
    <pka_max>1.19</pka_max>
    <pubchem_cid>18676629</pubchem_cid>
    <cas_number>144-62-7</cas_number>
    <wikipedia_languages>70</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q15126139</wikidata>
    <name>difluoroacetic acid</name>
    <formula>C₂H₂F₂O₂</formula>
    <pka>1.22</pka>
    <temperature_c>27</temperature_c>
    <values>1</values>
    <pka_min>1.22</pka_min>
    <pka_max>1.22</pka_max>
    <pubchem_cid>9788</pubchem_cid>
    <cas_number>381-73-7</cas_number>
    <wikipedia_languages>12</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q2823255</wikidata>
    <name>dimethyl phosphoric acid</name>
    <formula>C₂H₇O₄P</formula>
    <pka>1.29</pka>
    <values>1</values>
    <pka_min>1.29</pka_min>
    <pka_max>1.29</pka_max>
    <pubchem_cid>13134</pubchem_cid>
    <cas_number>813-78-5</cas_number>
    <wikipedia_languages>1</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q64703485</wikidata>
    <name>phosphonic acid</name>
    <formula>H₃PO₃</formula>
    <pka>1.3</pka>
    <temperature_c>20</temperature_c>
    <pka2>6.7</pka2>
    <values>2</values>
    <pka_min>1.3</pka_min>
    <pka_max>1.3</pka_max>
    <pubchem_cid>407</pubchem_cid>
    <cas_number>13598-36-2</cas_number>
    <wikipedia_languages>35</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q412845</wikidata>
    <name>dichloroacetic acid</name>
    <formula>C₂H₂Cl₂O₂</formula>
    <pka>1.3</pka>
    <values>1</values>
    <pka_min>1.3</pka_min>
    <pka_max>1.3</pka_max>
    <pubchem_cid>6597</pubchem_cid>
    <cas_number>79-43-6</cas_number>
    <wikipedia_languages>30</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q191381</wikidata>
    <name>saccharin</name>
    <formula>C₇H₅NO₃S</formula>
    <pka>1.31</pka>
    <temperature_c>25</temperature_c>
    <values>1</values>
    <pka_min>1.31</pka_min>
    <pka_max>1.31</pka_max>
    <pubchem_cid>5143</pubchem_cid>
    <cas_number>81-07-2</cas_number>
    <wikipedia_languages>56</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q26841026</wikidata>
    <name>diethyl hydrogen phosphate</name>
    <formula>C₄H₁₁O₄P</formula>
    <pka>1.39</pka>
    <values>1</values>
    <pka_min>1.39</pka_min>
    <pka_max>1.39</pka_max>
    <pubchem_cid>654</pubchem_cid>
    <cas_number>598-02-7</cas_number>
    <wikipedia_languages>0</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q23637400</wikidata>
    <name>timonacic</name>
    <formula>C₄H₇NO₂S</formula>
    <pka>1.51</pka>
    <values>1</values>
    <pka_min>1.51</pka_min>
    <pka_max>1.51</pka_max>
    <pubchem_cid>5081328</pubchem_cid>
    <cas_number>444-27-9</cas_number>
    <wikipedia_languages>6</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q23993898</wikidata>
    <name>methyl dihydrogen phosphate</name>
    <formula>CH₅O₄P</formula>
    <pka>1.54</pka>
    <values>1</values>
    <pka_min>1.54</pka_min>
    <pka_max>1.54</pka_max>
    <pubchem_cid>13130</pubchem_cid>
    <cas_number>812-00-0</cas_number>
    <wikipedia_languages>0</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q23978208</wikidata>
    <name>dipropyl phosphate</name>
    <formula>C₆H₁₅O₄P</formula>
    <pka>1.59</pka>
    <values>1</values>
    <pka_min>1.59</pka_min>
    <pka_max>1.59</pka_max>
    <pubchem_cid>74544</pubchem_cid>
    <cas_number>1804-93-9</cas_number>
    <wikipedia_languages>0</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q23994379</wikidata>
    <name>monoethyl phosphate</name>
    <formula>C₂H₇O₄P</formula>
    <pka>1.6</pka>
    <values>1</values>
    <pka_min>1.6</pka_min>
    <pka_max>1.6</pka_max>
    <pubchem_cid>74190</pubchem_cid>
    <cas_number>1623-14-9</cas_number>
    <wikipedia_languages>0</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q20963648</wikidata>
    <name>dibutyl phosphate</name>
    <formula>C₈H₁₉O₄P</formula>
    <pka>1.72</pka>
    <values>1</values>
    <pka_min>1.72</pka_min>
    <pka_max>1.72</pka_max>
    <pubchem_cid>7881</pubchem_cid>
    <cas_number>107-66-4</cas_number>
    <wikipedia_languages>0</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q23994814</wikidata>
    <name>mono-n-propyl phosphoric acid</name>
    <formula>C₃H₉O₄P</formula>
    <pka>1.88</pka>
    <values>1</values>
    <pka_min>1.88</pka_min>
    <pka_max>1.88</pka_max>
    <pubchem_cid>74188</pubchem_cid>
    <cas_number>1623-06-9</cas_number>
    <wikipedia_languages>0</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q23994813</wikidata>
    <name>butyl dihydrogen phosphate</name>
    <formula>C₄H₁₁O₄P</formula>
    <pka>1.89</pka>
    <values>1</values>
    <pka_min>1.89</pka_min>
    <pka_max>1.89</pka_max>
    <pubchem_cid>15389</pubchem_cid>
    <cas_number>1623-15-0</cas_number>
    <wikipedia_languages>0</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q4118</wikidata>
    <name>sulfuric acid</name>
    <formula>H₂SO₄</formula>
    <pka>1.92</pka>
    <temperature_c>25</temperature_c>
    <values>2</values>
    <pka_min>-3</pka_min>
    <pka_max>1.92</pka_max>
    <pubchem_cid>1118</pubchem_cid>
    <cas_number>7664-93-9</cas_number>
    <wikipedia_languages>103</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q3143743</wikidata>
    <name>hydrogen sulfate ion</name>
    <formula>HO₄S⁻</formula>
    <pka>1.92</pka>
    <values>1</values>
    <pka_min>1.92</pka_min>
    <pka_max>1.92</pka_max>
    <pubchem_cid>21529193</pubchem_cid>
    <cas_number>14996-02-2</cas_number>
    <wikipedia_languages>4</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q186474</wikidata>
    <name>L-Cysteine</name>
    <formula>C₃H₇NO₂S</formula>
    <pka>1.96</pka>
    <values>1</values>
    <pka_min>1.96</pka_min>
    <pka_max>1.96</pka_max>
    <pubchem_cid>5862</pubchem_cid>
    <cas_number>52-90-4</cas_number>
    <wikipedia_languages>61</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q184782</wikidata>
    <name>phosphoric acid</name>
    <formula>H₃PO₄</formula>
    <pka>1.97</pka>
    <values>2</values>
    <pka_min>1.97</pka_min>
    <pka_max>2.12</pka_max>
    <pubchem_cid>1004</pubchem_cid>
    <cas_number>7664-38-2</cas_number>
    <wikipedia_languages>74</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q484583</wikidata>
    <name>DL-proline</name>
    <formula>C₅H₉NO₂</formula>
    <pka>1.99</pka>
    <values>1</values>
    <pka_min>1.99</pka_min>
    <pka_max>1.99</pka_max>
    <pubchem_cid>25246272</pubchem_cid>
    <cas_number>609-36-9</cas_number>
    <wikipedia_languages>64</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q23779747</wikidata>
    <name>S-ethylcysteine</name>
    <formula>C₅H₁₁NO₂S</formula>
    <pka>2.03</pka>
    <values>1</values>
    <pka_min>2.03</pka_min>
    <pka_max>2.03</pka_max>
    <pubchem_cid>25203803</pubchem_cid>
    <cas_number>22196-52-7</cas_number>
    <wikipedia_languages>0</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q57748943</wikidata>
    <name>Purpurogenic acid</name>
    <formula>C₁₃H₁₆O₇</formula>
    <pka>2.18</pka>
    <values>1</values>
    <pka_min>2.18</pka_min>
    <pka_max>2.18</pka_max>
    <pubchem_cid>139033625</pubchem_cid>
    <cas_number>2222796-22-5</cas_number>
    <wikipedia_languages>0</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q413334</wikidata>
    <name>arsenic acid</name>
    <formula>AsH₃O₄</formula>
    <pka>2.26</pka>
    <temperature_c>25</temperature_c>
    <pka2>6.76</pka2>
    <pka3>11.29</pka3>
    <values>3</values>
    <pka_min>2.26</pka_min>
    <pka_max>2.26</pka_max>
    <pubchem_cid>234</pubchem_cid>
    <cas_number>7778-39-4</cas_number>
    <wikipedia_languages>39</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q180341</wikidata>
    <name>DL-methionine</name>
    <formula>C₅H₁₁NO₂S</formula>
    <pka>2.29</pka>
    <values>1</values>
    <pka_min>2.29</pka_min>
    <pka_max>2.29</pka_max>
    <pubchem_cid>135373086</pubchem_cid>
    <cas_number>59-51-8</cas_number>
    <wikipedia_languages>63</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q127060</wikidata>
    <name>folic acid</name>
    <formula>C₁₉H₁₉N₇O₆</formula>
    <pka>2.35</pka>
    <values>1</values>
    <pka_min>2.35</pka_min>
    <pka_max>2.35</pka_max>
    <pubchem_cid>135398658</pubchem_cid>
    <cas_number>59-30-3</cas_number>
    <wikipedia_languages>3</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q620730</wikidata>
    <name>glycine</name>
    <formula>C₂H₅NO₂</formula>
    <pka>2.35</pka>
    <values>1</values>
    <pka_min>2.35</pka_min>
    <pka_max>2.35</pka_max>
    <pubchem_cid>750</pubchem_cid>
    <cas_number>56-40-6</cas_number>
    <wikipedia_languages>77</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q5122804</wikidata>
    <name>citraconic acid</name>
    <formula>C₅H₆O₄</formula>
    <pka>2.42</pka>
    <values>1</values>
    <pka_min>2.42</pka_min>
    <pka_max>2.42</pka_max>
    <pubchem_cid>643798</pubchem_cid>
    <cas_number>498-23-7</cas_number>
    <wikipedia_languages>15</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q213580</wikidata>
    <name>pyruvic acid</name>
    <formula>C₃H₄O₃</formula>
    <pka>2.5</pka>
    <values>1</values>
    <pka_min>2.5</pka_min>
    <pka_max>2.5</pka_max>
    <pubchem_cid>1060</pubchem_cid>
    <cas_number>127-17-3</cas_number>
    <wikipedia_languages>57</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q413822</wikidata>
    <name>carnosine</name>
    <formula>C₉H₁₄N₄O₃</formula>
    <pka>2.51</pka>
    <temperature_c>25</temperature_c>
    <pka2>6.76</pka2>
    <pka3>9.35</pka3>
    <values>6</values>
    <pka_min>2.51</pka_min>
    <pka_max>2.73</pka_max>
    <pubchem_cid>439224</pubchem_cid>
    <cas_number>305-84-0</cas_number>
    <wikipedia_languages>28</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q27156876</wikidata>
    <name>6:2 fluorotelomer unsaturated carboxylic acid</name>
    <formula>C₈H₂F₁₂O₂</formula>
    <pka>2.58</pka>
    <temperature_c>27</temperature_c>
    <values>1</values>
    <pka_min>2.58</pka_min>
    <pka_max>2.58</pka_max>
    <pubchem_cid>85976247</pubchem_cid>
    <cas_number>70887-88-6</cas_number>
    <wikipedia_languages>0</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q15633283</wikidata>
    <name>methyl fluoroacetate</name>
    <formula>C₃H₅FO₂</formula>
    <pka>2.58</pka>
    <temperature_c>27</temperature_c>
    <values>1</values>
    <pka_min>2.58</pka_min>
    <pka_max>2.58</pka_max>
    <pubchem_cid>9959</pubchem_cid>
    <cas_number>453-18-9</cas_number>
    <wikipedia_languages>7</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q218642</wikidata>
    <name>L-alanine</name>
    <formula>C₃H₇NO₂</formula>
    <pka>2.61</pka>
    <values>1</values>
    <pka_min>2.61</pka_min>
    <pka_max>2.61</pka_max>
    <pubchem_cid>5950</pubchem_cid>
    <cas_number>56-41-7</cas_number>
    <wikipedia_languages>74</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q209222</wikidata>
    <name>2,4-dichlorophenoxyacetic acid</name>
    <formula>C₈H₆Cl₂O₃</formula>
    <pka>2.81</pka>
    <values>1</values>
    <pka_min>2.81</pka_min>
    <pka_max>2.81</pka_max>
    <pubchem_cid>1486</pubchem_cid>
    <cas_number>94-75-7</cas_number>
    <wikipedia_languages>33</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q223027</wikidata>
    <name>3,5-dinitrobenzoic acid</name>
    <formula>C₇H₄N₂O₆</formula>
    <pka>2.82</pka>
    <values>1</values>
    <pka_min>2.82</pka_min>
    <pka_max>2.82</pka_max>
    <pubchem_cid>7433</pubchem_cid>
    <cas_number>99-34-3</cas_number>
    <wikipedia_languages>10</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q409013</wikidata>
    <name>chloroacetic acid</name>
    <formula>C₂H₃ClO₂</formula>
    <pka>2.9</pka>
    <temperature_c>25</temperature_c>
    <values>2</values>
    <pka_min>2.85</pka_min>
    <pka_max>2.9</pka_max>
    <pubchem_cid>300</pubchem_cid>
    <cas_number>79-11-8</cas_number>
    <wikipedia_languages>37</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q15425773</wikidata>
    <name>4-nitrophenyl arsonic acid</name>
    <formula>C₆H₆AsNO₅</formula>
    <pka>2.9</pka>
    <values>1</values>
    <pka_min>2.9</pka_min>
    <pka_max>2.9</pka_max>
    <pubchem_cid>66826</pubchem_cid>
    <cas_number>98-72-6</cas_number>
    <wikipedia_languages>8</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q23636743</wikidata>
    <name>acetylthiazolidine-4-carboxylic acid</name>
    <formula>C₆H₉NO₃S</formula>
    <pka>2.96</pka>
    <values>1</values>
    <pka_min>2.96</pka_min>
    <pka_max>2.96</pka_max>
    <pubchem_cid>20614631</pubchem_cid>
    <wikipedia_languages>0</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q159683</wikidata>
    <name>citric acid</name>
    <formula>C₆H₈O₇</formula>
    <pka>3.14</pka>
    <values>1</values>
    <pka_min>3.14</pka_min>
    <pka_max>3.14</pka_max>
    <pubchem_cid>311</pubchem_cid>
    <cas_number>77-92-9</cas_number>
    <wikipedia_languages>80</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q209569</wikidata>
    <name>hydrofluoric acid</name>
    <formula>HF</formula>
    <pka>3.17</pka>
    <values>1</values>
    <pka_min>3.17</pka_min>
    <pka_max>3.17</pka_max>
    <wikipedia_languages>69</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q2468</wikidata>
    <name>hydrogen fluoride</name>
    <formula>FH</formula>
    <pka>3.17</pka>
    <values>2</values>
    <pka_min>3.14</pka_min>
    <pka_max>3.17</pka_max>
    <pubchem_cid>14917</pubchem_cid>
    <cas_number>7664-39-3</cas_number>
    <wikipedia_languages>50</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q211891</wikidata>
    <name>nitrous acid</name>
    <formula>HNO₂</formula>
    <pka>3.2</pka>
    <temperature_c>25</temperature_c>
    <values>1</values>
    <pka_min>3.2</pka_min>
    <pka_max>3.2</pka_max>
    <pubchem_cid>24529</pubchem_cid>
    <cas_number>7782-77-6</cas_number>
    <wikipedia_languages>53</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q82011215</wikidata>
    <name>4-bromophenyl arsonic acid</name>
    <formula>C₆H₆AsBrO₃</formula>
    <pka>3.25</pka>
    <values>1</values>
    <pka_min>3.25</pka_min>
    <pka_max>3.25</pka_max>
    <pubchem_cid>223334</pubchem_cid>
    <cas_number>55048-80-1</cas_number>
    <wikipedia_languages>0</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q27216284</wikidata>
    <name>procysteine</name>
    <formula>C₄H₅NO₃S</formula>
    <pka>3.32</pka>
    <temperature_c>22</temperature_c>
    <values>1</values>
    <pka_min>3.32</pka_min>
    <pka_max>3.32</pka_max>
    <pubchem_cid>72390</pubchem_cid>
    <cas_number>19771-63-2</cas_number>
    <wikipedia_languages>3</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q27259208</wikidata>
    <name>4-chlorophenyl arsonic acid</name>
    <formula>C₆H₆AsClO₃</formula>
    <pka>3.33</pka>
    <values>1</values>
    <pka_min>3.33</pka_min>
    <pka_max>3.33</pka_max>
    <pubchem_cid>79502</pubchem_cid>
    <cas_number>5440-04-0</cas_number>
    <wikipedia_languages>0</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q27280018</wikidata>
    <name>2-nitrophenyl arsonic acid</name>
    <formula>C₆H₆AsNO₅</formula>
    <pka>3.37</pka>
    <values>1</values>
    <pka_min>3.37</pka_min>
    <pka_max>3.37</pka_max>
    <pubchem_cid>79424</pubchem_cid>
    <cas_number>5410-29-7</cas_number>
    <wikipedia_languages>0</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q27256949</wikidata>
    <name>3-nitrophenyl arsonic acid</name>
    <formula>C₆H₆AsNO₅</formula>
    <pka>3.41</pka>
    <values>1</values>
    <pka_min>3.41</pka_min>
    <pka_max>3.41</pka_max>
    <pubchem_cid>72905</pubchem_cid>
    <cas_number>618-07-5</cas_number>
    <wikipedia_languages>0</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q1976186</wikidata>
    <name>methyl arsonic acid</name>
    <formula>CH₅AsO₃</formula>
    <pka>3.41</pka>
    <values>1</values>
    <pka_min>3.41</pka_min>
    <pka_max>3.41</pka_max>
    <pubchem_cid>8948</pubchem_cid>
    <cas_number>124-58-3</cas_number>
    <wikipedia_languages>12</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q3049725</wikidata>
    <name>4-hydroxy-3-nitrophenyl arsonic acid</name>
    <formula>C₆H₆AsNO₆</formula>
    <pka>3.46</pka>
    <values>1</values>
    <pka_min>3.46</pka_min>
    <pka_max>3.46</pka_max>
    <pubchem_cid>5104</pubchem_cid>
    <cas_number>121-19-7</cas_number>
    <wikipedia_languages>14</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q418592</wikidata>
    <name>phenyl arsonic acid</name>
    <formula>C₆H₇AsO₃</formula>
    <pka>3.47</pka>
    <values>1</values>
    <pka_min>3.47</pka_min>
    <pka_max>3.47</pka_max>
    <pubchem_cid>7365</pubchem_cid>
    <cas_number>98-05-5</cas_number>
    <wikipedia_languages>15</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q4634183</wikidata>
    <name>3-nitrobenzoic acid</name>
    <formula>C₇H₅NO₄</formula>
    <pka>3.47</pka>
    <values>1</values>
    <pka_min>3.47</pka_min>
    <pka_max>3.47</pka_max>
    <pubchem_cid>8497</pubchem_cid>
    <cas_number>121-92-6</cas_number>
    <wikipedia_languages>15</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q18216</wikidata>
    <name>aspirin</name>
    <formula>C₉H₈O₄</formula>
    <pka>3.49</pka>
    <temperature_c>25</temperature_c>
    <values>1</values>
    <pka_min>3.49</pka_min>
    <pka_max>3.49</pka_max>
    <pubchem_cid>2244</pubchem_cid>
    <cas_number>50-78-2</cas_number>
    <wikipedia_languages>113</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q135530755</wikidata>
    <name>3-chlorohexyl arsonic acid</name>
    <formula>C₆H₁₄AsClO₃</formula>
    <pka>3.51</pka>
    <values>1</values>
    <pka_min>3.51</pka_min>
    <pka_max>3.51</pka_max>
    <pubchem_cid>23423311</pubchem_cid>
    <wikipedia_languages>0</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q409692</wikidata>
    <name>3-oxobutanoic acid</name>
    <formula>C₄H₆O₃</formula>
    <pka>3.58</pka>
    <temperature_c>18</temperature_c>
    <values>1</values>
    <pka_min>3.58</pka_min>
    <pka_max>3.58</pka_max>
    <pubchem_cid>96</pubchem_cid>
    <cas_number>541-50-4</cas_number>
    <wikipedia_languages>36</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q190012</wikidata>
    <name>adenosine</name>
    <formula>C₁₀H₁₃N₅O₄</formula>
    <pka>3.6</pka>
    <temperature_c>25</temperature_c>
    <pka2>12.4</pka2>
    <values>2</values>
    <pka_min>3.6</pka_min>
    <pka_max>3.6</pka_max>
    <pubchem_cid>60961</pubchem_cid>
    <cas_number>58-61-7</cas_number>
    <wikipedia_languages>60</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q135530757</wikidata>
    <name>3-chloropropyl arsonic acid</name>
    <formula>C₃H₈AsClO₃</formula>
    <pka>3.63</pka>
    <values>1</values>
    <pka_min>3.63</pka_min>
    <pka_max>3.63</pka_max>
    <pubchem_cid>23423306</pubchem_cid>
    <wikipedia_languages>0</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q24014027</wikidata>
    <name>N,N-dimethylmethoxyamine</name>
    <formula>C₃H₉NO</formula>
    <pka>3.65</pka>
    <values>1</values>
    <pka_min>3.65</pka_min>
    <pka_max>3.65</pka_max>
    <pubchem_cid>138559</pubchem_cid>
    <cas_number>5669-39-6</cas_number>
    <wikipedia_languages>0</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q83075709</wikidata>
    <name>1-naphthyl arsonic acid</name>
    <formula>C₁₀H₉AsO₃</formula>
    <pka>3.66</pka>
    <values>1</values>
    <pka_min>3.66</pka_min>
    <pka_max>3.66</pka_max>
    <pubchem_cid>21511</pubchem_cid>
    <cas_number>5410-54-8</cas_number>
    <wikipedia_languages>0</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q135530751</wikidata>
    <name>2-chloroethyl arsonic acid</name>
    <formula>C₂H₆AsClO₃</formula>
    <pka>3.68</pka>
    <values>1</values>
    <pka_min>3.68</pka_min>
    <pka_max>3.68</pka_max>
    <pubchem_cid>23423305</pubchem_cid>
    <wikipedia_languages>0</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q83065438</wikidata>
    <name>4-methylphenyl arsonic acid</name>
    <formula>C₇H₉AsO₃</formula>
    <pka>3.7</pka>
    <values>1</values>
    <pka_min>3.7</pka_min>
    <pka_max>3.7</pka_max>
    <pubchem_cid>77588</pubchem_cid>
    <cas_number>3969-54-8</cas_number>
    <wikipedia_languages>0</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q135530756</wikidata>
    <name>3-chloropentyl arsonic acid</name>
    <formula>C₅H₁₂AsClO₃</formula>
    <pka>3.71</pka>
    <values>1</values>
    <pka_min>3.71</pka_min>
    <pka_max>3.71</pka_max>
    <pubchem_cid>23423310</pubchem_cid>
    <wikipedia_languages>0</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q161233</wikidata>
    <name>formic acid</name>
    <formula>CH₂O₂</formula>
    <pka>3.75</pka>
    <temperature_c>25</temperature_c>
    <values>2</values>
    <pka_min>3.75</pka_min>
    <pka_max>3.81</pka_max>
    <pubchem_cid>284</pubchem_cid>
    <cas_number>64-18-6</cas_number>
    <wikipedia_languages>77</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q135530752</wikidata>
    <name>2-chloropropyl arsonic acid</name>
    <formula>C₃H₈AsClO₃</formula>
    <pka>3.76</pka>
    <values>1</values>
    <pka_min>3.76</pka_min>
    <pka_max>3.76</pka_max>
    <wikipedia_languages>0</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q584079</wikidata>
    <name>3-acetylamino-4-hydroxyphenyl arsonic acid</name>
    <formula>C₈H₁₀AsNO₅</formula>
    <pka>3.78</pka>
    <values>1</values>
    <pka_min>3.78</pka_min>
    <pka_max>3.78</pka_max>
    <pubchem_cid>1985</pubchem_cid>
    <cas_number>97-44-9</cas_number>
    <wikipedia_languages>19</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q27260326</wikidata>
    <name>2-aminophenyl arsonic acid</name>
    <formula>C₆H₈AsNO₃</formula>
    <pka>3.79</pka>
    <values>1</values>
    <pka_min>3.79</pka_min>
    <pka_max>3.79</pka_max>
    <pubchem_cid>73161</pubchem_cid>
    <cas_number>2045-00-3</cas_number>
    <wikipedia_languages>0</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q83087516</wikidata>
    <name>4-methoxyphenyl arsonic acid</name>
    <formula>C₇H₉AsO₄</formula>
    <pka>3.79</pka>
    <values>1</values>
    <pka_min>3.79</pka_min>
    <pka_max>3.79</pka_max>
    <pubchem_cid>80568</pubchem_cid>
    <cas_number>6307-51-3</cas_number>
    <wikipedia_languages>0</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q318369</wikidata>
    <name>adenosine monophosphate</name>
    <formula>C₁₀H₁₄N₅O₇P</formula>
    <pka>3.8</pka>
    <temperature_c>25</temperature_c>
    <pka2>6.2</pka2>
    <values>2</values>
    <pka_min>3.8</pka_min>
    <pka_max>3.8</pka_max>
    <pubchem_cid>6083</pubchem_cid>
    <cas_number>61-19-8</cas_number>
    <wikipedia_languages>43</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q83085889</wikidata>
    <name>benzyl arsonic acid</name>
    <formula>C₇H₉AsO₃</formula>
    <pka>3.81</pka>
    <values>1</values>
    <pka_min>3.81</pka_min>
    <pka_max>3.81</pka_max>
    <pubchem_cid>94911</pubchem_cid>
    <cas_number>620-27-9</cas_number>
    <wikipedia_languages>0</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q27285974</wikidata>
    <name>2-methylphenyl arsonic acid</name>
    <formula>C₇H₉AsO₃</formula>
    <pka>3.82</pka>
    <values>1</values>
    <pka_min>3.82</pka_min>
    <pka_max>3.82</pka_max>
    <pubchem_cid>77589</pubchem_cid>
    <cas_number>3969-57-1</cas_number>
    <wikipedia_languages>0</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q27266356</wikidata>
    <name>3-methylphenyl arsonic acid</name>
    <formula>C₇H₉AsO₃</formula>
    <pka>3.82</pka>
    <values>1</values>
    <pka_min>3.82</pka_min>
    <pka_max>3.82</pka_max>
    <pubchem_cid>79425</pubchem_cid>
    <cas_number>5410-37-7</cas_number>
    <wikipedia_languages>0</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q903311</wikidata>
    <name>itaconic acid</name>
    <formula>C₅H₆O₄</formula>
    <pka>3.85</pka>
    <temperature_c>25</temperature_c>
    <pka2>5.45</pka2>
    <values>2</values>
    <pka_min>3.85</pka_min>
    <pka_max>3.85</pka_max>
    <pubchem_cid>118343040</pubchem_cid>
    <cas_number>97-65-4</cas_number>
    <wikipedia_languages>20</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q178450</wikidata>
    <name>L-aspartic acid</name>
    <formula>C₄H₇NO₄</formula>
    <pka>3.86</pka>
    <values>1</values>
    <pka_min>3.86</pka_min>
    <pka_max>3.86</pka_max>
    <pubchem_cid>139060126</pubchem_cid>
    <cas_number>56-84-8</cas_number>
    <wikipedia_languages>66</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q27282689</wikidata>
    <name>4-hydroxyphenyl arsonic acid</name>
    <formula>C₆H₇AsO₄</formula>
    <pka>3.89</pka>
    <values>1</values>
    <pka_min>3.89</pka_min>
    <pka_max>3.89</pka_max>
    <pubchem_cid>7373</pubchem_cid>
    <cas_number>98-14-6</cas_number>
    <wikipedia_languages>0</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q27268970</wikidata>
    <name>ethyl arsonic acid</name>
    <formula>C₂H₇AsO₃</formula>
    <pka>3.89</pka>
    <values>1</values>
    <pka_min>3.89</pka_min>
    <pka_max>3.89</pka_max>
    <pubchem_cid>220807</pubchem_cid>
    <cas_number>507-32-4</cas_number>
    <wikipedia_languages>0</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q135530754</wikidata>
    <name>3-chlorobutyl arsonic acid</name>
    <formula>C₄H₁₀AsClO₃</formula>
    <pka>3.95</pka>
    <values>1</values>
    <pka_min>3.95</pka_min>
    <pka_max>3.95</pka_max>
    <wikipedia_languages>0</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q229935</wikidata>
    <name>4-bromopyridine</name>
    <formula>C₅H₄BrN</formula>
    <pka>3.96</pka>
    <values>1</values>
    <pka_min>3.96</pka_min>
    <pka_max>3.96</pka_max>
    <pubchem_cid>14268</pubchem_cid>
    <cas_number>1120-87-2</cas_number>
    <wikipedia_languages>3</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q2235989</wikidata>
    <name>4-chlorobenzoic acid</name>
    <formula>C₇H₅ClO₂</formula>
    <pka>3.98</pka>
    <temperature_c>25</temperature_c>
    <values>1</values>
    <pka_min>3.98</pka_min>
    <pka_max>3.98</pka_max>
    <pubchem_cid>6318</pubchem_cid>
    <cas_number>74-11-3</cas_number>
    <wikipedia_languages>11</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q82021041</wikidata>
    <name>2-hydroxyphenyl arsonic acid</name>
    <formula>C₆H₇AsO₄</formula>
    <pka>4</pka>
    <values>1</values>
    <pka_min>4</pka_min>
    <pka_max>4</pka_max>
    <pubchem_cid>238189</pubchem_cid>
    <cas_number>6299-08-7</cas_number>
    <wikipedia_languages>0</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q63391565</wikidata>
    <name>5:3 FTCA</name>
    <formula>C₈H₅F₁₁O₂</formula>
    <pka>4.05</pka>
    <temperature_c>27</temperature_c>
    <values>1</values>
    <pka_min>4.05</pka_min>
    <pka_max>4.05</pka_max>
    <pubchem_cid>14632790</pubchem_cid>
    <cas_number>914637-49-3</cas_number>
    <wikipedia_languages>0</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q210021</wikidata>
    <name>γ-aminobutyric acid</name>
    <formula>C₄H₉NO₂</formula>
    <pka>4.05</pka>
    <values>1</values>
    <pka_min>4.05</pka_min>
    <pka_max>4.05</pka_max>
    <pubchem_cid>119</pubchem_cid>
    <cas_number>56-12-2</cas_number>
    <wikipedia_languages>54</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q82023238</wikidata>
    <name>2-methoxyphenyl arsonic acid</name>
    <formula>C₇H₉AsO₄</formula>
    <pka>4.08</pka>
    <values>1</values>
    <pka_min>4.08</pka_min>
    <pka_max>4.08</pka_max>
    <pubchem_cid>241958</pubchem_cid>
    <cas_number>49784-54-5</cas_number>
    <wikipedia_languages>0</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q223069</wikidata>
    <name>3-chloropyridine</name>
    <formula>C₅H₄ClN</formula>
    <pka>4.09</pka>
    <values>1</values>
    <pka_min>4.09</pka_min>
    <pka_max>4.09</pka_max>
    <pubchem_cid>12287</pubchem_cid>
    <cas_number>626-60-8</cas_number>
    <wikipedia_languages>8</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q704203</wikidata>
    <name>4-aminophenyl arsonic acid</name>
    <formula>C₆H₈AsNO₃</formula>
    <pka>4.13</pka>
    <values>1</values>
    <pka_min>4.13</pka_min>
    <pka_max>4.13</pka_max>
    <pubchem_cid>6432805</pubchem_cid>
    <cas_number>98-50-0</cas_number>
    <wikipedia_languages>18</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q82036113</wikidata>
    <name>pentyl arsonic acid</name>
    <formula>C₅H₁₃AsO₃</formula>
    <pka>4.14</pka>
    <values>1</values>
    <pka_min>4.14</pka_min>
    <pka_max>4.14</pka_max>
    <pubchem_cid>267080</pubchem_cid>
    <cas_number>36333-42-3</cas_number>
    <wikipedia_languages>0</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q82036114</wikidata>
    <name>hexyl arsonic acid</name>
    <formula>C₆H₁₅AsO₃</formula>
    <pka>4.16</pka>
    <values>1</values>
    <pka_min>4.16</pka_min>
    <pka_max>4.16</pka_max>
    <pubchem_cid>267081</pubchem_cid>
    <cas_number>35328-94-0</cas_number>
    <wikipedia_languages>0</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q135530749</wikidata>
    <name>2-naphthyl arsonic acid</name>
    <formula>C₁₀H₉AsO₃</formula>
    <pka>4.2</pka>
    <values>1</values>
    <pka_min>4.2</pka_min>
    <pka_max>4.2</pka_max>
    <pubchem_cid>101127381</pubchem_cid>
    <wikipedia_languages>0</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q135270</wikidata>
    <name>harmaline</name>
    <formula>C₁₃H₁₄N₂O</formula>
    <pka>4.2</pka>
    <values>1</values>
    <pka_min>4.2</pka_min>
    <pka_max>4.2</pka_max>
    <pubchem_cid>3564</pubchem_cid>
    <cas_number>304-21-2</cas_number>
    <wikipedia_languages>17</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q191700</wikidata>
    <name>benzoic acid</name>
    <formula>C₇H₆O₂</formula>
    <pka>4.204</pka>
    <temperature_c>25</temperature_c>
    <values>2</values>
    <pka_min>4.2</pka_min>
    <pka_max>4.204</pka_max>
    <pubchem_cid>20144841</pubchem_cid>
    <cas_number>65-85-0</cas_number>
    <wikipedia_languages>61</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q27289263</wikidata>
    <name>propyl arsonic acid</name>
    <formula>C₃H₉AsO₃</formula>
    <pka>4.21</pka>
    <values>1</values>
    <pka_min>4.21</pka_min>
    <pka_max>4.21</pka_max>
    <pubchem_cid>66944</pubchem_cid>
    <cas_number>107-34-6</cas_number>
    <wikipedia_languages>0</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q82962542</wikidata>
    <name>4-arsonobenzoic acid</name>
    <formula>C₇H₇AsO₅</formula>
    <pka>4.22</pka>
    <values>1</values>
    <pka_min>4.22</pka_min>
    <pka_max>4.22</pka_max>
    <pubchem_cid>224897</pubchem_cid>
    <cas_number>618-20-2</cas_number>
    <wikipedia_languages>1</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q82036111</wikidata>
    <name>butyl arsonic acid</name>
    <formula>C₄H₁₁AsO₃</formula>
    <pka>4.23</pka>
    <values>1</values>
    <pka_min>4.23</pka_min>
    <pka_max>4.23</pka_max>
    <pubchem_cid>267079</pubchem_cid>
    <cas_number>590-72-7</cas_number>
    <wikipedia_languages>0</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q324628</wikidata>
    <name>acrylic acid</name>
    <formula>C₃H₄O₂</formula>
    <pka>4.25</pka>
    <values>1</values>
    <pka_min>4.25</pka_min>
    <pka_max>4.25</pka_max>
    <pubchem_cid>6581</pubchem_cid>
    <cas_number>79-10-7</cas_number>
    <wikipedia_languages>55</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q135530750</wikidata>
    <name>2,4-dimethoxyphenyl arsonic acid</name>
    <formula>C₈H₁₁AsO₅</formula>
    <pka>4.35</pka>
    <values>1</values>
    <pka_min>4.35</pka_min>
    <pka_max>4.35</pka_max>
    <pubchem_cid>23422971</pubchem_cid>
    <wikipedia_languages>0</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q415111</wikidata>
    <name>dinoseb</name>
    <formula>C₁₀H₁₂N₂O₅</formula>
    <pka>4.4</pka>
    <values>1</values>
    <pka_min>4.4</pka_min>
    <pka_max>4.4</pka_max>
    <pubchem_cid>6950</pubchem_cid>
    <cas_number>88-85-7</cas_number>
    <wikipedia_languages>17</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q164785</wikidata>
    <name>(E)-cinnamic acid</name>
    <formula>C₉H₈O₂</formula>
    <pka>4.44</pka>
    <values>1</values>
    <pka_min>4.44</pka_min>
    <pka_max>4.44</pka_max>
    <pubchem_cid>444539</pubchem_cid>
    <cas_number>140-10-3</cas_number>
    <wikipedia_languages>45</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q4566032</wikidata>
    <name>p-anisic acid</name>
    <formula>C₈H₈O₃</formula>
    <pka>4.49</pka>
    <values>1</values>
    <pka_min>4.49</pka_min>
    <pka_max>4.49</pka_max>
    <pubchem_cid>7478</pubchem_cid>
    <cas_number>100-09-4</cas_number>
    <wikipedia_languages>20</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q18344129</wikidata>
    <name>methoxyamine</name>
    <formula>CH₅NO</formula>
    <pka>4.6</pka>
    <values>1</values>
    <pka_min>4.6</pka_min>
    <pka_max>4.6</pka_max>
    <pubchem_cid>4113</pubchem_cid>
    <cas_number>67-62-9</cas_number>
    <wikipedia_languages>8</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q410465</wikidata>
    <name>isonicotinic acid</name>
    <formula>C₆H₅NO₂</formula>
    <pka>4.6</pka>
    <values>1</values>
    <pka_min>4.6</pka_min>
    <pka_max>4.6</pka_max>
    <pubchem_cid>5922</pubchem_cid>
    <cas_number>55-22-1</cas_number>
    <wikipedia_languages>20</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q23637022</wikidata>
    <name>adipamic acid</name>
    <formula>C₆H₁₁NO₃</formula>
    <pka>4.63</pka>
    <temperature_c>25</temperature_c>
    <values>1</values>
    <pka_min>4.63</pka_min>
    <pka_max>4.63</pka_max>
    <pubchem_cid>567659</pubchem_cid>
    <cas_number>334-25-8</cas_number>
    <wikipedia_languages>0</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q408925</wikidata>
    <name>hydrogen azide</name>
    <formula>HN₃</formula>
    <pka>4.64</pka>
    <values>1</values>
    <pka_min>4.64</pka_min>
    <pka_max>4.64</pka_max>
    <pubchem_cid>24530</pubchem_cid>
    <cas_number>7782-79-8</cas_number>
    <wikipedia_languages>43</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q414207</wikidata>
    <name>crotonic acid</name>
    <formula>C₄H₆O₂</formula>
    <pka>4.69</pka>
    <values>1</values>
    <pka_min>4.69</pka_min>
    <pka_max>4.69</pka_max>
    <pubchem_cid>637090</pubchem_cid>
    <cas_number>107-93-7</cas_number>
    <wikipedia_languages>28</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q207920</wikidata>
    <name>4-hydroxybutyric acid</name>
    <formula>C₄H₈O₃</formula>
    <pka>4.71</pka>
    <values>1</values>
    <pka_min>4.71</pka_min>
    <pka_max>4.71</pka_max>
    <pubchem_cid>10413</pubchem_cid>
    <cas_number>591-81-1</cas_number>
    <wikipedia_languages>47</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q23636732</wikidata>
    <name>4-pyridinecarboxaldehyde</name>
    <formula>C₆H₅NO</formula>
    <pka>4.72</pka>
    <values>1</values>
    <pka_min>4.72</pka_min>
    <pka_max>4.72</pka_max>
    <pubchem_cid>13389</pubchem_cid>
    <cas_number>872-85-5</cas_number>
    <wikipedia_languages>7</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q6477050</wikidata>
    <name>N-methoxymethylamine</name>
    <formula>C₂H₇NO</formula>
    <pka>4.75</pka>
    <values>1</values>
    <pka_min>4.75</pka_min>
    <pka_max>4.75</pka_max>
    <pubchem_cid>14232</pubchem_cid>
    <cas_number>1117-97-1</cas_number>
    <wikipedia_languages>11</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q407699</wikidata>
    <name>arachidonic acid</name>
    <formula>C₂₀H₃₂O₂</formula>
    <pka>4.752</pka>
    <values>1</values>
    <pka_min>4.752</pka_min>
    <pka_max>4.752</pka_max>
    <pubchem_cid>444899</pubchem_cid>
    <cas_number>506-32-1</cas_number>
    <wikipedia_languages>48</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q47512</wikidata>
    <name>acetic acid</name>
    <formula>C₂H₄O₂</formula>
    <pka>4.756</pka>
    <temperature_c>25</temperature_c>
    <values>2</values>
    <pka_min>4.74</pka_min>
    <pka_max>4.756</pka_max>
    <pubchem_cid>176</pubchem_cid>
    <cas_number>64-19-7</cas_number>
    <wikipedia_languages>95</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q130601234</wikidata>
    <name>Punicic acid</name>
    <formula>C₁₈H₃₀O₂</formula>
    <pka>4.76</pka>
    <values>1</values>
    <pka_min>4.76</pka_min>
    <pka_max>4.76</pka_max>
    <wikipedia_languages>0</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q407796</wikidata>
    <name>valeric acid</name>
    <formula>C₅H₁₀O₂</formula>
    <pka>4.82</pka>
    <values>1</values>
    <pka_min>4.82</pka_min>
    <pka_max>4.82</pka_max>
    <pubchem_cid>7991</pubchem_cid>
    <cas_number>109-52-4</cas_number>
    <wikipedia_languages>42</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q16934561</wikidata>
    <name>favipiravir</name>
    <formula>C₅H₄FN₃O₂</formula>
    <pka>5.1</pka>
    <values>1</values>
    <pka_min>5.1</pka_min>
    <pka_max>5.1</pka_max>
    <pubchem_cid>492405</pubchem_cid>
    <cas_number>259793-96-9</cas_number>
    <wikipedia_languages>37</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q19903909</wikidata>
    <name>cyanoform</name>
    <formula>C₄HN₃</formula>
    <pka>5.1</pka>
    <values>1</values>
    <pka_min>5.1</pka_min>
    <pka_max>5.1</pka_max>
    <pubchem_cid>5232958</pubchem_cid>
    <cas_number>454-50-2</cas_number>
    <wikipedia_languages>7</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q23012061</wikidata>
    <name>sulfometuron methyl</name>
    <formula>C₁₅H₁₆N₄O₅S</formula>
    <pka>5.2</pka>
    <values>1</values>
    <pka_min>5.2</pka_min>
    <pka_max>5.2</pka_max>
    <pubchem_cid>52997</pubchem_cid>
    <cas_number>74222-97-2</cas_number>
    <wikipedia_languages>7</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q24004551</wikidata>
    <name>N,N-Dimethylhydroxylamine</name>
    <formula>C₂H₇NO</formula>
    <pka>5.2</pka>
    <values>1</values>
    <pka_min>5.2</pka_min>
    <pka_max>5.2</pka_max>
    <pubchem_cid>27970</pubchem_cid>
    <cas_number>5725-96-2</cas_number>
    <wikipedia_languages>1</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q412316</wikidata>
    <name>isoquinoline</name>
    <formula>C₉H₇N</formula>
    <pka>5.4</pka>
    <values>1</values>
    <pka_min>5.4</pka_min>
    <pka_max>5.4</pka_max>
    <pubchem_cid>8405</pubchem_cid>
    <cas_number>119-65-3</cas_number>
    <wikipedia_languages>34</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q23636070</wikidata>
    <name>3,5-dimethylpyridine</name>
    <formula>C₇H₉N</formula>
    <pka>5.85</pka>
    <values>1</values>
    <pka_min>5.85</pka_min>
    <pka_max>5.85</pka_max>
    <pubchem_cid>11565</pubchem_cid>
    <cas_number>591-22-0</cas_number>
    <wikipedia_languages>7</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q18378717</wikidata>
    <name>N-methylhydroxylamine</name>
    <formula>CH₅NO</formula>
    <pka>5.96</pka>
    <values>1</values>
    <pka_min>5.96</pka_min>
    <pka_max>5.96</pka_max>
    <pubchem_cid>11647</pubchem_cid>
    <cas_number>593-77-1</cas_number>
    <wikipedia_languages>7</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q259997</wikidata>
    <name>hydroxylamine</name>
    <formula>NH₂OH</formula>
    <pka>5.97</pka>
    <values>1</values>
    <pka_min>5.97</pka_min>
    <pka_max>5.97</pka_max>
    <pubchem_cid>787</pubchem_cid>
    <cas_number>7803-49-8</cas_number>
    <wikipedia_languages>40</wikipedia_languages>
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  <row>
    <wikidata>Q427956</wikidata>
    <name>tannic acid</name>
    <formula>C₇₆H₅₂O₄₆</formula>
    <pka>6</pka>
    <values>1</values>
    <pka_min>6</pka_min>
    <pka_max>6</pka_max>
    <pubchem_cid>16129778</pubchem_cid>
    <cas_number>1401-55-4</cas_number>
    <wikipedia_languages>32</wikipedia_languages>
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  <row>
    <wikidata>Q23636061</wikidata>
    <name>2,5-lutidine</name>
    <formula>C₇H₉N</formula>
    <pka>6.18</pka>
    <values>1</values>
    <pka_min>6.18</pka_min>
    <pka_max>6.18</pka_max>
    <pubchem_cid>11526</pubchem_cid>
    <cas_number>589-93-5</cas_number>
    <wikipedia_languages>2</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q23636064</wikidata>
    <name>3,4-lutidine</name>
    <formula>C₇H₉N</formula>
    <pka>6.28</pka>
    <values>1</values>
    <pka_min>6.28</pka_min>
    <pka_max>6.28</pka_max>
    <pubchem_cid>11417</pubchem_cid>
    <cas_number>583-58-4</cas_number>
    <wikipedia_languages>3</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q104334</wikidata>
    <name>carbonic acid</name>
    <formula>H₂CO₃</formula>
    <pka>6.37</pka>
    <values>1</values>
    <pka_min>6.37</pka_min>
    <pka_max>6.37</pka_max>
    <pubchem_cid>767</pubchem_cid>
    <cas_number>463-79-6</cas_number>
    <wikipedia_languages>76</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q108314971</wikidata>
    <name>DLin-MC3-DMA</name>
    <formula>C₄₃H₇₉NO₂</formula>
    <pka>6.44</pka>
    <values>1</values>
    <pka_min>6.44</pka_min>
    <pka_max>6.44</pka_max>
    <pubchem_cid>49785164</pubchem_cid>
    <wikipedia_languages>0</wikipedia_languages>
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  <row>
    <wikidata>Q22266828</wikidata>
    <name>2,4-lutidine</name>
    <formula>C₇H₉N</formula>
    <pka>6.46</pka>
    <values>1</values>
    <pka_min>6.46</pka_min>
    <pka_max>6.46</pka_max>
    <pubchem_cid>7936</pubchem_cid>
    <cas_number>108-47-4</cas_number>
    <wikipedia_languages>8</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q410521</wikidata>
    <name>diiodo-L-tyrosine</name>
    <formula>C₉H₉I₂NO₃</formula>
    <pka>6.48</pka>
    <values>1</values>
    <pka_min>6.48</pka_min>
    <pka_max>6.48</pka_max>
    <pubchem_cid>7058163</pubchem_cid>
    <cas_number>300-39-0</cas_number>
    <wikipedia_languages>16</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q425680</wikidata>
    <name>deoxycholic acid</name>
    <formula>C₂₄H₄₀O₄</formula>
    <pka>6.58</pka>
    <values>1</values>
    <pka_min>6.58</pka_min>
    <pka_max>6.58</pka_max>
    <pubchem_cid>222528</pubchem_cid>
    <cas_number>83-44-3</cas_number>
    <wikipedia_languages>20</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q209284</wikidata>
    <name>2,6-lutidine</name>
    <formula>C₇H₉N</formula>
    <pka>6.67</pka>
    <values>1</values>
    <pka_min>6.67</pka_min>
    <pka_max>6.67</pka_max>
    <pubchem_cid>7937</pubchem_cid>
    <cas_number>108-48-5</cas_number>
    <wikipedia_languages>20</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q209180</wikidata>
    <name>2,4,6-tribromophenol</name>
    <formula>C₆H₃Br₃O</formula>
    <pka>6.8</pka>
    <values>1</values>
    <pka_min>6.8</pka_min>
    <pka_max>6.8</pka_max>
    <pubchem_cid>1483</pubchem_cid>
    <cas_number>118-79-6</cas_number>
    <wikipedia_languages>14</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q170591</wikidata>
    <name>hydrogen sulfide</name>
    <formula>H₂S</formula>
    <pka>7.04</pka>
    <values>1</values>
    <pka_min>7.04</pka_min>
    <pka_max>7.04</pka_max>
    <pubchem_cid>18779926</pubchem_cid>
    <cas_number>7783-06-4</cas_number>
    <wikipedia_languages>76</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q23775141</wikidata>
    <name>N-Allylmorpholine</name>
    <formula>C₇H₁₃NO</formula>
    <pka>7.05</pka>
    <values>1</values>
    <pka_min>7.05</pka_min>
    <pka_max>7.05</pka_max>
    <pubchem_cid>136522</pubchem_cid>
    <cas_number>696-57-1</cas_number>
    <wikipedia_languages>0</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q3269240</wikidata>
    <name>Performic acid</name>
    <formula>CH₂O₃</formula>
    <pka>7.1</pka>
    <values>1</values>
    <pka_min>7.1</pka_min>
    <pka_max>7.1</pka_max>
    <pubchem_cid>66051</pubchem_cid>
    <cas_number>107-32-4</cas_number>
    <wikipedia_languages>18</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q4030654</wikidata>
    <name>3-(N-morpholino)propanesulfonic acid</name>
    <formula>C₇H₁₅NO₄S</formula>
    <pka>7.2</pka>
    <values>1</values>
    <pka_min>7.2</pka_min>
    <pka_max>7.2</pka_max>
    <pubchem_cid>2723950</pubchem_cid>
    <cas_number>1132-61-2</cas_number>
    <wikipedia_languages>14</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q5276432</wikidata>
    <name>2,3-dihydrogossypetin</name>
    <formula>C₁₅H₁₂O₈</formula>
    <pka>7.24</pka>
    <temperature_c>25</temperature_c>
    <values>1</values>
    <pka_min>7.24</pka_min>
    <pka_max>7.24</pka_max>
    <pubchem_cid>5460097</pubchem_cid>
    <cas_number>40525-53-9</cas_number>
    <wikipedia_languages>10</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q2542075</wikidata>
    <name>N-methylmorpholine</name>
    <formula>C₅H₁₁NO</formula>
    <pka>7.41</pka>
    <values>1</values>
    <pka_min>7.41</pka_min>
    <pka_max>7.41</pka_max>
    <pubchem_cid>7972</pubchem_cid>
    <cas_number>109-02-4</cas_number>
    <wikipedia_languages>12</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q128381</wikidata>
    <name>harmine</name>
    <formula>C₁₃H₁₂N₂O</formula>
    <pka>7.7</pka>
    <values>1</values>
    <pka_min>7.7</pka_min>
    <pka_max>7.7</pka_max>
    <pubchem_cid>5280953</pubchem_cid>
    <cas_number>442-51-3</cas_number>
    <wikipedia_languages>18</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q2676918</wikidata>
    <name>N-ethylmorpholine</name>
    <formula>C₆H₁₃NO</formula>
    <pka>7.7</pka>
    <values>1</values>
    <pka_min>7.7</pka_min>
    <pka_max>7.7</pka_max>
    <pubchem_cid>7525</pubchem_cid>
    <cas_number>100-74-3</cas_number>
    <wikipedia_languages>3</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q424314</wikidata>
    <name>trolamine</name>
    <formula>C₆H₁₅NO₃</formula>
    <pka>7.77</pka>
    <values>1</values>
    <pka_min>7.77</pka_min>
    <pka_max>7.77</pka_max>
    <pubchem_cid>7618</pubchem_cid>
    <cas_number>102-71-6</cas_number>
    <wikipedia_languages>23</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q24007763</wikidata>
    <name>N-benzoylpiperazine</name>
    <formula>C₁₁H₁₄N₂O</formula>
    <pka>7.78</pka>
    <values>1</values>
    <pka_min>7.78</pka_min>
    <pka_max>7.78</pka_max>
    <pubchem_cid>762654</pubchem_cid>
    <cas_number>13754-38-6</cas_number>
    <wikipedia_languages>0</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q409141</wikidata>
    <name>aziridine</name>
    <formula>C₂H₅N</formula>
    <pka>8.01</pka>
    <values>1</values>
    <pka_min>8.01</pka_min>
    <pka_max>8.01</pka_max>
    <pubchem_cid>9033</pubchem_cid>
    <cas_number>151-56-4</cas_number>
    <wikipedia_languages>34</wikipedia_languages>
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  <row>
    <wikidata>Q58447</wikidata>
    <name>hydrazine</name>
    <formula>N₂H₄</formula>
    <pka>8.1</pka>
    <values>1</values>
    <pka_min>8.1</pka_min>
    <pka_max>8.1</pka_max>
    <pubchem_cid>9321</pubchem_cid>
    <cas_number>302-01-2</cas_number>
    <wikipedia_languages>65</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q375140</wikidata>
    <name>peracetic acid</name>
    <formula>C₂H₄O₃</formula>
    <pka>8.2</pka>
    <values>1</values>
    <pka_min>8.2</pka_min>
    <pka_max>8.2</pka_max>
    <pubchem_cid>6585</pubchem_cid>
    <cas_number>79-21-0</cas_number>
    <wikipedia_languages>32</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q194406</wikidata>
    <name>strychnine</name>
    <formula>C₂₁H₂₂N₂O₂</formula>
    <pka>8.26</pka>
    <values>1</values>
    <pka_min>8.26</pka_min>
    <pka_max>8.26</pka_max>
    <pubchem_cid>441071</pubchem_cid>
    <cas_number>57-24-9</cas_number>
    <wikipedia_languages>55</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q24008333</wikidata>
    <name>N-carbethoxypiperazine</name>
    <formula>C₇H₁₄N₂O₂</formula>
    <pka>8.28</pka>
    <values>1</values>
    <pka_min>8.28</pka_min>
    <pka_max>8.28</pka_max>
    <pubchem_cid>8431</pubchem_cid>
    <cas_number>120-43-4</cas_number>
    <wikipedia_languages>0</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q23779745</wikidata>
    <name>triallylamine</name>
    <formula>C₉H₁₅N</formula>
    <pka>8.31</pka>
    <values>1</values>
    <pka_min>8.31</pka_min>
    <pka_max>8.31</pka_max>
    <pubchem_cid>7617</pubchem_cid>
    <cas_number>102-70-5</cas_number>
    <wikipedia_languages>9</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q414492</wikidata>
    <name>salicylaldehyde</name>
    <formula>C₇H₆O₂</formula>
    <pka>8.37</pka>
    <temperature_c>25</temperature_c>
    <values>1</values>
    <pka_min>8.37</pka_min>
    <pka_max>8.37</pka_max>
    <pubchem_cid>6998</pubchem_cid>
    <cas_number>90-02-8</cas_number>
    <wikipedia_languages>29</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q41576</wikidata>
    <name>cocaine</name>
    <formula>C₁₇H₂₁NO₄</formula>
    <pka>8.41</pka>
    <values>1</values>
    <pka_min>8.41</pka_min>
    <pka_max>8.41</pka_max>
    <pubchem_cid>446220</pubchem_cid>
    <cas_number>50-36-2</cas_number>
    <wikipedia_languages>115</wikipedia_languages>
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  <row>
    <wikidata>Q410243</wikidata>
    <name>morpholine</name>
    <formula>C₄H₉NO</formula>
    <pka>8.5</pka>
    <temperature_c>25</temperature_c>
    <values>2</values>
    <pka_min>8.36</pka_min>
    <pka_max>8.5</pka_max>
    <pubchem_cid>8083</pubchem_cid>
    <cas_number>110-91-8</cas_number>
    <wikipedia_languages>30</wikipedia_languages>
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  <row>
    <wikidata>Q44288044</wikidata>
    <name>chlorotonil A</name>
    <formula>C₂₆H₃₂Cl₂O₄</formula>
    <pka>8.54</pka>
    <temperature_c>25</temperature_c>
    <values>1</values>
    <pka_min>8.54</pka_min>
    <pka_max>8.54</pka_max>
    <pubchem_cid>24742044</pubchem_cid>
    <cas_number>1009813-26-6</cas_number>
    <wikipedia_languages>2</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q407217</wikidata>
    <name>dimethyltryptamine</name>
    <formula>C₁₂H₁₆N₂</formula>
    <pka>8.68</pka>
    <values>1</values>
    <pka_min>8.68</pka_min>
    <pka_max>8.68</pka_max>
    <pubchem_cid>6089</pubchem_cid>
    <cas_number>61-50-7</cas_number>
    <wikipedia_languages>42</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q23638211</wikidata>
    <name>allyldimethyl amine</name>
    <formula>C₅H₁₁N</formula>
    <pka>8.72</pka>
    <values>1</values>
    <pka_min>8.72</pka_min>
    <pka_max>8.72</pka_max>
    <pubchem_cid>75082</pubchem_cid>
    <cas_number>2155-94-4</cas_number>
    <wikipedia_languages>0</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q23978293</wikidata>
    <name>diallylmethylamine</name>
    <formula>C₇H₁₃N</formula>
    <pka>8.79</pka>
    <values>1</values>
    <pka_min>8.79</pka_min>
    <pka_max>8.79</pka_max>
    <pubchem_cid>75501</pubchem_cid>
    <cas_number>2424-01-3</cas_number>
    <wikipedia_languages>0</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q9552900</wikidata>
    <name>4-hydroxyazobenzene</name>
    <formula>C₁₂H₁₀N₂O</formula>
    <pka>8.93</pka>
    <values>1</values>
    <pka_min>8.93</pka_min>
    <pka_max>8.93</pka_max>
    <pubchem_cid>15529</pubchem_cid>
    <cas_number>1689-82-3</cas_number>
    <wikipedia_languages>8</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q424966</wikidata>
    <name>N,N-dimethylbenzylamine</name>
    <formula>C₉H₁₃N</formula>
    <pka>8.93</pka>
    <values>1</values>
    <pka_min>8.93</pka_min>
    <pka_max>8.93</pka_max>
    <pubchem_cid>7681</pubchem_cid>
    <cas_number>103-83-3</cas_number>
    <wikipedia_languages>14</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q23767</wikidata>
    <name>calcium carbonate</name>
    <formula>CaCO₃</formula>
    <pka>9</pka>
    <values>1</values>
    <pka_min>9</pka_min>
    <pka_max>9</pka_max>
    <pubchem_cid>10112</pubchem_cid>
    <cas_number>471-34-1</cas_number>
    <wikipedia_languages>82</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q188017</wikidata>
    <name>L-tyrosine</name>
    <formula>C₉H₁₁NO₃</formula>
    <pka>9.11</pka>
    <values>1</values>
    <pka_min>9.11</pka_min>
    <pka_max>9.11</pka_max>
    <pubchem_cid>6057</pubchem_cid>
    <cas_number>60-18-4</cas_number>
    <wikipedia_languages>64</wikipedia_languages>
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  <row>
    <wikidata>Q26997410</wikidata>
    <name>DL-serine</name>
    <formula>C₃H₇NO₃</formula>
    <pka>9.15</pka>
    <values>1</values>
    <pka_min>9.15</pka_min>
    <pka_max>9.15</pka_max>
    <pubchem_cid>617</pubchem_cid>
    <cas_number>302-84-1</cas_number>
    <wikipedia_languages>0</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q485277</wikidata>
    <name>L-histidine</name>
    <formula>C₆H₉N₃O₂</formula>
    <pka>9.18</pka>
    <values>1</values>
    <pka_min>9.18</pka_min>
    <pka_max>9.18</pka_max>
    <pubchem_cid>6274</pubchem_cid>
    <cas_number>71-00-1</cas_number>
    <wikipedia_languages>64</wikipedia_languages>
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  <row>
    <wikidata>Q187045</wikidata>
    <name>orthoboric acid</name>
    <formula>BH₃O₃</formula>
    <pka>9.2</pka>
    <temperature_c>25</temperature_c>
    <values>2</values>
    <pka_min>9.14</pka_min>
    <pka_max>9.2</pka_max>
    <pubchem_cid>7628</pubchem_cid>
    <cas_number>10043-35-3</cas_number>
    <wikipedia_languages>70</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q22124685</wikidata>
    <name>L-methionine</name>
    <formula>C₅H₁₁NO₂S</formula>
    <pka>9.21</pka>
    <values>1</values>
    <pka_min>9.21</pka_min>
    <pka_max>9.21</pka_max>
    <pubchem_cid>6137</pubchem_cid>
    <cas_number>63-68-3</cas_number>
    <wikipedia_languages>1</wikipedia_languages>
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  <row>
    <wikidata>Q26075</wikidata>
    <name>hydrogen cyanide</name>
    <formula>CHN</formula>
    <pka>9.21</pka>
    <values>1</values>
    <pka_min>9.21</pka_min>
    <pka_max>9.21</pka_max>
    <pubchem_cid>768</pubchem_cid>
    <cas_number>74-90-8</cas_number>
    <wikipedia_languages>73</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q4087</wikidata>
    <name>ammonia</name>
    <formula>NH₃</formula>
    <pka>9.21</pka>
    <values>1</values>
    <pka_min>9.21</pka_min>
    <pka_max>9.21</pka_max>
    <pubchem_cid>222</pubchem_cid>
    <cas_number>7664-41-7</cas_number>
    <wikipedia_languages>118</wikipedia_languages>
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  <row>
    <wikidata>Q170545</wikidata>
    <name>phenylalanine</name>
    <formula>C₉H₁₁NO₂</formula>
    <pka>9.24</pka>
    <values>1</values>
    <pka_min>9.24</pka_min>
    <pka_max>9.24</pka_max>
    <pubchem_cid>6140</pubchem_cid>
    <cas_number>63-91-2</cas_number>
    <wikipedia_languages>64</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q1208441</wikidata>
    <name>diallylamine</name>
    <formula>C₆H₁₁N</formula>
    <pka>9.29</pka>
    <values>1</values>
    <pka_min>9.29</pka_min>
    <pka_max>9.29</pka_max>
    <pubchem_cid>31279</pubchem_cid>
    <cas_number>124-02-7</cas_number>
    <wikipedia_languages>10</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q424000</wikidata>
    <name>benzylamine</name>
    <formula>C₇H₉N</formula>
    <pka>9.34</pka>
    <values>1</values>
    <pka_min>9.34</pka_min>
    <pka_max>9.34</pka_max>
    <pubchem_cid>7504</pubchem_cid>
    <cas_number>100-46-9</cas_number>
    <wikipedia_languages>32</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q181003</wikidata>
    <name>tryptophan</name>
    <formula>C₁₁H₁₂N₂O₂</formula>
    <pka>9.39</pka>
    <values>1</values>
    <pka_min>9.39</pka_min>
    <pka_max>9.39</pka_max>
    <pubchem_cid>6305</pubchem_cid>
    <cas_number>73-22-3</cas_number>
    <wikipedia_languages>66</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q182990</wikidata>
    <name>uracil</name>
    <formula>C₄H₄N₂O₂</formula>
    <pka>9.45</pka>
    <temperature_c>25</temperature_c>
    <values>1</values>
    <pka_min>9.45</pka_min>
    <pka_max>9.45</pka_max>
    <pubchem_cid>1174</pubchem_cid>
    <cas_number>66-22-8</cas_number>
    <wikipedia_languages>65</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q23698430</wikidata>
    <name>Benzyldiethyl amine</name>
    <formula>C₁₁H₁₇N</formula>
    <pka>9.48</pka>
    <values>1</values>
    <pka_min>9.48</pka_min>
    <pka_max>9.48</pka_max>
    <pubchem_cid>61211</pubchem_cid>
    <cas_number>772-54-3</cas_number>
    <wikipedia_languages>0</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q417414</wikidata>
    <name>allylamine</name>
    <formula>C₃H₇N</formula>
    <pka>9.49</pka>
    <temperature_c>25</temperature_c>
    <values>1</values>
    <pka_min>9.49</pka_min>
    <pka_max>9.49</pka_max>
    <pubchem_cid>7853</pubchem_cid>
    <cas_number>107-11-9</cas_number>
    <wikipedia_languages>28</wikipedia_languages>
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  <row>
    <wikidata>Q410387</wikidata>
    <name>monoethanolamine</name>
    <formula>C₂H₇NO</formula>
    <pka>9.5</pka>
    <values>1</values>
    <pka_min>9.5</pka_min>
    <pka_max>9.5</pka_max>
    <pubchem_cid>700</pubchem_cid>
    <cas_number>141-43-5</cas_number>
    <wikipedia_languages>36</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q23978278</wikidata>
    <name>benzylmethyl amine</name>
    <formula>C₈H₁₁N</formula>
    <pka>9.58</pka>
    <values>1</values>
    <pka_min>9.58</pka_min>
    <pka_max>9.58</pka_max>
    <pubchem_cid>7669</pubchem_cid>
    <cas_number>103-67-3</cas_number>
    <wikipedia_languages>0</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q23978270</wikidata>
    <name>N-ethylbenzylamine</name>
    <formula>C₉H₁₃N</formula>
    <pka>9.68</pka>
    <values>1</values>
    <pka_min>9.68</pka_min>
    <pka_max>9.68</pka_max>
    <pubchem_cid>84352</pubchem_cid>
    <cas_number>14321-27-8</cas_number>
    <wikipedia_languages>0</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q24007261</wikidata>
    <name>N-allylpiperidine</name>
    <formula>C₈H₁₅N</formula>
    <pka>9.68</pka>
    <values>1</values>
    <pka_min>9.68</pka_min>
    <pka_max>9.68</pka_max>
    <pubchem_cid>139756</pubchem_cid>
    <cas_number>14446-67-4</cas_number>
    <wikipedia_languages>0</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q483752</wikidata>
    <name>L-valine</name>
    <formula>C₅H₁₁NO₂</formula>
    <pka>9.719</pka>
    <values>1</values>
    <pka_min>9.719</pka_min>
    <pka_max>9.719</pka_max>
    <pubchem_cid>6287</pubchem_cid>
    <cas_number>72-18-4</cas_number>
    <wikipedia_languages>66</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q484940</wikidata>
    <name>L-isoleucine</name>
    <formula>C₆H₁₃NO₂</formula>
    <pka>9.758</pka>
    <values>1</values>
    <pka_min>9.758</pka_min>
    <pka_max>9.758</pka_max>
    <pubchem_cid>6306</pubchem_cid>
    <cas_number>73-32-5</cas_number>
    <wikipedia_languages>64</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q423953</wikidata>
    <name>trimethylamine</name>
    <formula>C₃H₉N</formula>
    <pka>9.76</pka>
    <values>1</values>
    <pka_min>9.76</pka_min>
    <pka_max>9.76</pka_max>
    <pubchem_cid>1146</pubchem_cid>
    <cas_number>75-50-3</cas_number>
    <wikipedia_languages>34</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q407411</wikidata>
    <name>2-phenethylamine</name>
    <formula>C₈H₁₁N</formula>
    <pka>9.83</pka>
    <temperature_c>25</temperature_c>
    <values>1</values>
    <pka_min>9.83</pka_min>
    <pka_max>9.83</pka_max>
    <pubchem_cid>1001</pubchem_cid>
    <cas_number>64-04-0</cas_number>
    <wikipedia_languages>41</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q27076975</wikidata>
    <name>D-Alanine</name>
    <formula>C₃H₇NO₂</formula>
    <pka>9.866</pka>
    <values>1</values>
    <pka_min>9.866</pka_min>
    <pka_max>9.866</pka_max>
    <pubchem_cid>71080</pubchem_cid>
    <cas_number>338-69-2</cas_number>
    <wikipedia_languages>0</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q130336</wikidata>
    <name>phenol</name>
    <formula>C₆H₆O</formula>
    <pka>9.89</pka>
    <values>1</values>
    <pka_min>9.89</pka_min>
    <pka_max>9.89</pka_max>
    <pubchem_cid>20488062</pubchem_cid>
    <cas_number>108-95-2</cas_number>
    <wikipedia_languages>87</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q23978434</wikidata>
    <name>dimethyl-isobutyl amine</name>
    <formula>C₆H₁₅N</formula>
    <pka>9.91</pka>
    <values>1</values>
    <pka_min>9.91</pka_min>
    <pka_max>9.91</pka_max>
    <pubchem_cid>81653</pubchem_cid>
    <cas_number>7239-24-9</cas_number>
    <wikipedia_languages>0</wikipedia_languages>
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  <row>
    <wikidata>Q169313</wikidata>
    <name>guanine</name>
    <formula>C₅H₅N₅O</formula>
    <pka>9.92</pka>
    <temperature_c>40</temperature_c>
    <values>1</values>
    <pka_min>9.92</pka_min>
    <pka_max>9.92</pka_max>
    <pubchem_cid>135398634</pubchem_cid>
    <cas_number>73-40-5</cas_number>
    <wikipedia_languages>72</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q411362</wikidata>
    <name>ethylenediamine</name>
    <formula>C₂H₈N₂</formula>
    <pka>9.98</pka>
    <values>1</values>
    <pka_min>9.98</pka_min>
    <pka_max>9.98</pka_max>
    <pubchem_cid>3301</pubchem_cid>
    <cas_number>107-15-3</cas_number>
    <wikipedia_languages>32</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q16954761</wikidata>
    <name>N,N-dimethylethylamine</name>
    <formula>C₄H₁₁N</formula>
    <pka>9.99</pka>
    <values>1</values>
    <pka_min>9.99</pka_min>
    <pka_max>9.99</pka_max>
    <pubchem_cid>11723</pubchem_cid>
    <cas_number>598-56-1</cas_number>
    <wikipedia_languages>5</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q23993346</wikidata>
    <name>dimethyl-n-propyl amine</name>
    <formula>C₅H₁₃N</formula>
    <pka>9.99</pka>
    <values>1</values>
    <pka_min>9.99</pka_min>
    <pka_max>9.99</pka_max>
    <pubchem_cid>61236</pubchem_cid>
    <cas_number>926-63-6</cas_number>
    <wikipedia_languages>0</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q23993507</wikidata>
    <name>N,N-dimethylbutylamine</name>
    <formula>C₆H₁₅N</formula>
    <pka>10.02</pka>
    <values>1</values>
    <pka_min>10.02</pka_min>
    <pka_max>10.02</pka_max>
    <pubchem_cid>13563</pubchem_cid>
    <cas_number>927-62-8</cas_number>
    <wikipedia_languages>0</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q24004759</wikidata>
    <name>N-methylpiperidine</name>
    <formula>C₆H₁₃N</formula>
    <pka>10.08</pka>
    <values>1</values>
    <pka_min>10.08</pka_min>
    <pka_max>10.08</pka_max>
    <pubchem_cid>12291</pubchem_cid>
    <cas_number>626-67-5</cas_number>
    <wikipedia_languages>7</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q23698414</wikidata>
    <name>Allylmethyl amine</name>
    <formula>C₄H₉N</formula>
    <pka>10.11</pka>
    <values>1</values>
    <pka_min>10.11</pka_min>
    <pka_max>10.11</pka_max>
    <pubchem_cid>69391</pubchem_cid>
    <cas_number>627-37-2</cas_number>
    <wikipedia_languages>0</wikipedia_languages>
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  <row>
    <wikidata>Q422438</wikidata>
    <name>chloroquine</name>
    <formula>C₁₈H₂₆ClN₃</formula>
    <pka>10.18</pka>
    <values>2</values>
    <pka_min>10.18</pka_min>
    <pka_max>10.2</pka_max>
    <pubchem_cid>2719</pubchem_cid>
    <cas_number>54-05-7</cas_number>
    <wikipedia_languages>54</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q407733</wikidata>
    <name>nitromethane</name>
    <formula>CH₃NO₂</formula>
    <pka>10.21</pka>
    <temperature_c>25</temperature_c>
    <values>1</values>
    <pka_min>10.21</pka_min>
    <pka_max>10.21</pka_max>
    <pubchem_cid>6375</pubchem_cid>
    <cas_number>75-52-5</cas_number>
    <wikipedia_languages>43</wikipedia_languages>
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  <row>
    <wikidata>Q24004560</wikidata>
    <name>Neopentylamine</name>
    <formula>C₅H₁₃N</formula>
    <pka>10.21</pka>
    <values>1</values>
    <pka_min>10.21</pka_min>
    <pka_max>10.21</pka_max>
    <pubchem_cid>79882</pubchem_cid>
    <cas_number>5813-64-9</cas_number>
    <wikipedia_languages>7</wikipedia_languages>
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  <row>
    <wikidata>Q23993534</wikidata>
    <name>methyldiethyl amine</name>
    <formula>C₅H₁₃N</formula>
    <pka>10.29</pka>
    <values>1</values>
    <pka_min>10.29</pka_min>
    <pka_max>10.29</pka_max>
    <pubchem_cid>12022</pubchem_cid>
    <cas_number>616-39-7</cas_number>
    <wikipedia_languages>3</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q23993292</wikidata>
    <name>N,N-dimethylisopropylamine</name>
    <formula>C₅H₁₃N</formula>
    <pka>10.3</pka>
    <values>1</values>
    <pka_min>10.3</pka_min>
    <pka_max>10.3</pka_max>
    <pubchem_cid>70452</pubchem_cid>
    <cas_number>996-35-0</cas_number>
    <wikipedia_languages>2</wikipedia_languages>
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  <row>
    <wikidata>Q414555</wikidata>
    <name>cyanamide</name>
    <formula>CH₂N₂</formula>
    <pka>10.3</pka>
    <values>1</values>
    <pka_min>10.3</pka_min>
    <pka_max>10.3</pka_max>
    <pubchem_cid>9864</pubchem_cid>
    <cas_number>420-04-2</cas_number>
    <wikipedia_languages>36</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q190227</wikidata>
    <name>sodium carbonate</name>
    <formula>CNa₂O₃</formula>
    <pka>10.33</pka>
    <values>1</values>
    <pka_min>10.33</pka_min>
    <pka_max>10.33</pka_max>
    <pubchem_cid>10340</pubchem_cid>
    <cas_number>497-19-8</cas_number>
    <wikipedia_languages>77</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q60235</wikidata>
    <name>caffeine</name>
    <formula>C₈H₁₀N₄O₂</formula>
    <pka>10.4</pka>
    <temperature_c>40</temperature_c>
    <values>2</values>
    <pka_min>10.4</pka_min>
    <pka_max>14</pka_max>
    <pubchem_cid>2519</pubchem_cid>
    <cas_number>58-08-2</cas_number>
    <wikipedia_languages>98</wikipedia_languages>
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  <row>
    <wikidata>Q167934</wikidata>
    <name>serotonin</name>
    <formula>C₁₀H₁₂N₂O</formula>
    <pka>10.4</pka>
    <values>1</values>
    <pka_min>10.4</pka_min>
    <pka_max>10.4</pka_max>
    <pubchem_cid>5202</pubchem_cid>
    <cas_number>50-67-9</cas_number>
    <wikipedia_languages>74</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q22829159</wikidata>
    <name>N-ethylpiperidine</name>
    <formula>C₇H₁₅N</formula>
    <pka>10.4</pka>
    <values>1</values>
    <pka_min>10.4</pka_min>
    <pka_max>10.4</pka_max>
    <pubchem_cid>13007</pubchem_cid>
    <cas_number>766-09-6</cas_number>
    <wikipedia_languages>3</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q24004478</wikidata>
    <name>dimethyl-sec-butyl amine</name>
    <formula>C₆H₁₅N</formula>
    <pka>10.4</pka>
    <values>1</values>
    <pka_min>10.4</pka_min>
    <pka_max>10.4</pka_max>
    <pubchem_cid>70200</pubchem_cid>
    <cas_number>921-04-0</cas_number>
    <wikipedia_languages>0</wikipedia_languages>
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  <row>
    <wikidata>Q288188</wikidata>
    <name>tert-butylamine</name>
    <formula>C₄H₁₁N</formula>
    <pka>10.45</pka>
    <values>1</values>
    <pka_min>10.45</pka_min>
    <pka_max>10.45</pka_max>
    <pubchem_cid>6385</pubchem_cid>
    <cas_number>75-64-9</cas_number>
    <wikipedia_languages>16</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q24574865</wikidata>
    <name>1-methylpyrrolidine</name>
    <formula>C₅H₁₁N</formula>
    <pka>10.46</pka>
    <values>1</values>
    <pka_min>10.46</pka_min>
    <pka_max>10.46</pka_max>
    <pubchem_cid>8454</pubchem_cid>
    <cas_number>120-94-5</cas_number>
    <wikipedia_languages>3</wikipedia_languages>
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  <row>
    <wikidata>Q422416</wikidata>
    <name>17β-estradiol</name>
    <formula>C₁₈H₂₄O₂</formula>
    <pka>10.46</pka>
    <values>1</values>
    <pka_min>10.46</pka_min>
    <pka_max>10.46</pka_max>
    <pubchem_cid>5757</pubchem_cid>
    <cas_number>50-28-2</cas_number>
    <wikipedia_languages>53</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q23775590</wikidata>
    <name>N-methylcyclohexylamine</name>
    <formula>C₇H₁₅N</formula>
    <pka>10.49</pka>
    <values>1</values>
    <pka_min>10.49</pka_min>
    <pka_max>10.49</pka_max>
    <pubchem_cid>7514</pubchem_cid>
    <cas_number>100-60-7</cas_number>
    <wikipedia_languages>4</wikipedia_languages>
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  <row>
    <wikidata>Q23978431</wikidata>
    <name>diisobutylamine</name>
    <formula>C₈H₁₉N</formula>
    <pka>10.5</pka>
    <values>1</values>
    <pka_min>10.5</pka_min>
    <pka_max>10.5</pka_max>
    <pubchem_cid>8085</pubchem_cid>
    <cas_number>110-96-3</cas_number>
    <wikipedia_languages>6</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q23995131</wikidata>
    <name>dimethyl-t-butyl amine</name>
    <formula>C₆H₁₅N</formula>
    <pka>10.52</pka>
    <values>1</values>
    <pka_min>10.52</pka_min>
    <pka_max>10.52</pka_max>
    <pubchem_cid>70190</pubchem_cid>
    <cas_number>918-02-5</cas_number>
    <wikipedia_languages>0</wikipedia_languages>
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  <row>
    <wikidata>Q417852</wikidata>
    <name>propylamine</name>
    <formula>C₃H₉N</formula>
    <pka>10.53</pka>
    <values>1</values>
    <pka_min>10.53</pka_min>
    <pka_max>10.53</pka_max>
    <pubchem_cid>7852</pubchem_cid>
    <cas_number>107-10-8</cas_number>
    <wikipedia_languages>23</wikipedia_languages>
  </row>
  <row>
    <wikidata>Q288208</wikidata>
    <name>sec-butylamine</name>
    <formula>C₄H₁₁N</formula>
    <pka>10.56</pka>
    <values>1</values>
    <pka_min>10.56</pka_min>
    <pka_max>10.56</pka_max>
    <pubchem_cid>24874</pubchem_cid>
    <cas_number>13952-84-6</cas_number>
    <wikipedia_languages>17</wikipedia_languages>
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  <row>
    <wikidata>Q421035</wikidata>
    <name>n-butylamine</name>
    <formula>C₄H₁₁N</formula>
    <pka>10.59</pka>
    <values>1</values>
    <pka_min>10.59</pka_min>
    <pka_max>10.59</pka_max>
    <pubchem_cid>8007</pubchem_cid>
    <cas_number>109-73-9</cas_number>
    <wikipedia_languages>23</wikipedia_languages>
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  <row>
    <wikidata>Q20035886</wikidata>
    <name>L-proline</name>
    <formula>C₅H₉NO₂</formula>
    <pka>10.6</pka>
    <values>1</values>
    <pka_min>10.6</pka_min>
    <pka_max>10.6</pka_max>
    <pubchem_cid>145742</pubchem_cid>
    <cas_number>147-85-3</cas_number>
    <wikipedia_languages>1</wikipedia_languages>
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  <row>
    <wikidata>Q409304</wikidata>
    <name>methylamine</name>
    <formula>CH₅N</formula>
    <pka>10.62</pka>
    <values>1</values>
    <pka_min>10.62</pka_min>
    <pka_max>10.62</pka_max>
    <pubchem_cid>6329</pubchem_cid>
    <cas_number>74-89-5</cas_number>
    <wikipedia_languages>45</wikipedia_languages>
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  <row>
    <wikidata>Q420554</wikidata>
    <name>isopropylamine</name>
    <formula>C₃H₉N</formula>
    <pka>10.63</pka>
    <values>1</values>
    <pka_min>10.63</pka_min>
    <pka_max>10.63</pka_max>
    <pubchem_cid>6363</pubchem_cid>
    <cas_number>75-31-0</cas_number>
    <wikipedia_languages>25</wikipedia_languages>
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  <row>
    <wikidata>Q1147539</wikidata>
    <name>cyclohexylamine</name>
    <formula>C₆H₁₃N</formula>
    <pka>10.64</pka>
    <values>1</values>
    <pka_min>10.64</pka_min>
    <pka_max>10.64</pka_max>
    <pubchem_cid>7965</pubchem_cid>
    <cas_number>108-91-8</cas_number>
    <wikipedia_languages>21</wikipedia_languages>
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  <row>
    <wikidata>Q408022</wikidata>
    <name>dimethylamine</name>
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    <wikidata>Q139199</wikidata>
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  <row>
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  <row>
    <wikidata>Q905558</wikidata>
    <name>tributylamine</name>
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  <row>
    <wikidata>Q23978286</wikidata>
    <name>trimethylsilylmethyl amine</name>
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    <pka>10.96</pka>
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    <pka_min>10.96</pka_min>
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  <row>
    <wikidata>Q414196</wikidata>
    <name>diethylamine</name>
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    <pka>10.98</pka>
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    <pka_min>10.98</pka_min>
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  <row>
    <wikidata>Q410621</wikidata>
    <name>N-dipropylamine</name>
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    <pka_min>11</pka_min>
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  <row>
    <wikidata>Q23978210</wikidata>
    <name>di-sec-butyl amine</name>
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  <row>
    <wikidata>Q420331</wikidata>
    <name>diisopropylamine</name>
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  <row>
    <wikidata>Q410234</wikidata>
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  <row>
    <wikidata>Q23889676</wikidata>
    <name>t-butylcyclohexyl amine</name>
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  <row>
    <wikidata>Q1209336</wikidata>
    <name>dibutylamine</name>
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    <pka_min>11.25</pka_min>
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    <pubchem_cid>8148</pubchem_cid>
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  <row>
    <wikidata>Q408898</wikidata>
    <name>pyrrolidine</name>
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    <pka_min>11.27</pka_min>
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  <row>
    <wikidata>Q171877</wikidata>
    <name>hydrogen peroxide</name>
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    <pka_min>11.62</pka_min>
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    <wikidata>Q3771739</wikidata>
    <name>hydrosulfide</name>
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  <row>
    <wikidata>Q4596742</wikidata>
    <name>2,2,2-trichloroethanol</name>
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  <row>
    <wikidata>Q326224</wikidata>
    <name>(S)-(−)-colchicine</name>
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  <row>
    <wikidata>Q2474643</wikidata>
    <name>2,2,2-trifluoroethanol</name>
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    <temperature_c>25</temperature_c>
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  <row>
    <wikidata>Q173670</wikidata>
    <name>L-arginine</name>
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    <pka_min>12.48</pka_min>
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  <row>
    <wikidata>Q23978438</wikidata>
    <name>2,2,3,3-tetrafluoro-1-propanol</name>
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  <row>
    <wikidata>Q57281678</wikidata>
    <name>lycogalinoside A</name>
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    <temperature_c>25</temperature_c>
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    <pka_min>12.88</pka_min>
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    <pubchem_cid>10394912</pubchem_cid>
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  <row>
    <wikidata>Q23637413</wikidata>
    <name>2,2-dichloroethanol</name>
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  <row>
    <wikidata>Q4545643</wikidata>
    <name>1,1,3,3-tetramethylguanidine</name>
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    <pka_min>13</pka_min>
    <pka_max>13</pka_max>
    <pubchem_cid>66460</pubchem_cid>
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  <row>
    <wikidata>Q421761</wikidata>
    <name>acetanilide</name>
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    <pka_min>13.39</pka_min>
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  <row>
    <wikidata>Q61457</wikidata>
    <name>acetaldehyde</name>
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  <row>
    <wikidata>Q903345</wikidata>
    <name>propargyl alcohol</name>
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    <temperature_c>25</temperature_c>
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    <pka_min>13.55</pka_min>
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  <row>
    <wikidata>Q132501</wikidata>
    <name>glycerol</name>
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    <wikidata>Q209354</wikidata>
    <name>2-chloroethan-1-ol</name>
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  <row>
    <wikidata>Q161521</wikidata>
    <name>1,4-butanediol</name>
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  <row>
    <wikidata>Q903362</wikidata>
    <name>ethylene glycol monomethyl ether</name>
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  <row>
    <wikidata>Q161495</wikidata>
    <name>(RS)-propylene glycol</name>
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    <temperature_c>25</temperature_c>
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    <pka_min>14.8</pka_min>
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    <pubchem_cid>1030</pubchem_cid>
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    <wikidata>Q421721</wikidata>
    <name>acetamide</name>
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    <temperature_c>25</temperature_c>
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    <pka_min>0.63</pka_min>
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    <cas_number>60-35-5</cas_number>
    <wikipedia_languages>46</wikipedia_languages>
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  <row>
    <wikidata>Q194207</wikidata>
    <name>ethylene glycol</name>
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    <temperature_c>25</temperature_c>
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    <pka_min>15.1</pka_min>
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    <wikidata>Q52353</wikidata>
    <name>benzyl alcohol</name>
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    <pka_min>15.4</pka_min>
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    <wikidata>Q414553</wikidata>
    <name>allyl alcohol</name>
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    <temperature_c>25</temperature_c>
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    <pka_min>15.5</pka_min>
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    <wikidata>Q14982</wikidata>
    <name>methanol</name>
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    <pka_min>15.5</pka_min>
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    <wikidata>Q153</wikidata>
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    <pka_min>16</pka_min>
    <pka_max>16</pka_max>
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    <name>butan-1-ol</name>
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    <pka_max>16</pka_max>
    <pubchem_cid>263</pubchem_cid>
    <cas_number>71-36-3</cas_number>
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    <wikidata>Q16392</wikidata>
    <name>isopropyl alcohol</name>
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    <wikidata>Q285790</wikidata>
    <name>tert-butyl alcohol</name>
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    <cas_number>75-65-0</cas_number>
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    <wikidata>Q49546</wikidata>
    <name>acetone</name>
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  <row>
    <wikidata>Q133145</wikidata>
    <name>acetylene</name>
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    <pka_min>25</pka_min>
    <pka_max>25</pka_max>
    <pubchem_cid>6326</pubchem_cid>
    <cas_number>74-86-2</cas_number>
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  <row>
    <wikidata>Q417321</wikidata>
    <name>phenylacetylene</name>
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    <pubchem_cid>10821</pubchem_cid>
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  <row>
    <wikidata>Q407927</wikidata>
    <name>dimethyl sulfoxide</name>
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    <pka_min>35.1</pka_min>
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    <pubchem_cid>679</pubchem_cid>
    <cas_number>67-68-5</cas_number>
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    <wikidata>Q407924</wikidata>
    <name>sodium hydride</name>
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    <pka_max>36</pka_max>
    <pubchem_cid>24758</pubchem_cid>
    <cas_number>7646-69-7</cas_number>
    <wikipedia_languages>38</wikipedia_languages>
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</dataset>
