c
cyclopentane
Chemical compound
Also known as pentamethylene
- Formula
- C₅H₁₀
1
- C₅H₁₀
- Mass
- 70.078 Da
1
- 70.078 Da
- Melting point
- -137°F
- , -94°C
1
- , -93.8°C
- Boiling point
- 121°F
- , 49.3°C
- Density
- 0.75 g/cm³
Overview
Chemistry
All data
69 statements · 54% with external sources · numbers in brackets are citations
- Canonical SMILES
- C1CCCC1
1
- C1CCCC1
- Vapor pressure
- 400 millimetre of mercury temperature: 88°F
- Lower flammable limit
- 1.1 volume percent
- Upper flammable limit
- 8.7 volume percent
- Ionization energy
- 10.52 eV
- 10.51 eV
- Time-weighted average exposure limit
- 1,720 milligram per cubic metre applies to jurisdiction: none · runtime: 10 h
- Safety classification and labelling
- NFPA 704: Standard System for the Identification of the Hazards of Materials for Emergency Response nfpa health: 1 · nfpa fire: 3 · nfpa instability: 0
On other databases
39 identifiers linking cyclopentane across the web's reference databases
- CAMEO Chemicals ID498
- CAS Registry Number287-92-3
- ChEBI ID23492
- ChEMBL IDCHEMBL1370850
- ChemSpider ID8896
- DSSTOX compound identifierDTXCID804886
- DSSTox substance IDDTXSID6024886
- EC number206-016-6
- ECHA Substance Infocard ID100.005.470
- Encyclopædia Britannica Online IDscience/cyclopentane
- Encyclopedia of China (Third Edition) ID (2026)4STAgZ
- Encyclopedia of China (Third Edition) old ID (2021)156614
- Freebase ID/m/054nyf
- Gmelin number1313
- GND ID4378178-0
- HCIS ID1127
- HSDB ID62
- ICSC ID0353
- InChIInChI=1S/C5H10/c1-2-4-5-3-1/h1-5H2
- InChIKeyRGSFGYAAUTVSQA-UHFFFAOYSA-N
- J-GLOBAL ID200907070664289367
- JSTOR topic ID (archived)cyclopentanes
- KNApSAcK IDC00061269
- MassBank accession IDMSBNK-Fac_Eng_Univ_Tokyo-JP005997
- Microsoft Academic ID (discontinued)2778556512
- Nikkaji IDJ2.564J
- NMRShiftDB structure ID10005925
- NSC number60213
- OpenAlex IDC2909554657
- OSHA Occupational Chemical Database ID336
- PubChem CID9253
- Reaxys registry number1900195
- Römpp online IDRD-03-03172
- RTECS numberGY2390000
- SPLASHsplash10-0006-9000000000-afc524518acc7d17794e
- SureChEMBL ID2495
- UniChem compound ID821855
- UNIIT86PB90RNU
- ZVG number27960