270601

Cyclopentane

suitable for HPLC, ≥75% cyclopentane basis

• Empirical Formula (Hill Notation): C₅H₁₀
• CAS Number: 287-92-3
• Molecular Weight: 70.13
• Beilstein/REAXYS Number: 1900195
• EC Number: 206-016-6
• MDL number: MFCD00001356
• UNSPSC Code: 12190000
• PubChem Substance ID: 329752955

Properties

• vapor density: ~2 (vs air)
• vapor pressure: 5.32 psi ( 20 °C)
• assay: ≥75% cyclopentane basis
• form: liquid
• autoignition temp.: 682 °F
• expl. lim.: 8.7 %
• technique(s): HPLC: suitable
• evapn. residue: <0.0003%
• refractive index: n20/D 1.405 (lit.)
• bp: 50 °C (lit.)
• mp: −94 °C (lit.)
• density: 0.751 g/mL at 25 °C (lit.)
• λ: H₂O reference
• UV absorption: λ: 198 nm A_max: 1.0; λ: 210 nm A_max: 0.50; λ: 220 nm A_max: 0.10; λ: 240-400 nm A_max: 0.01
• application(s): food and beverages
• SMILES string: C1CCCC1
• InChI: 1S/C5H10/c1-2-4-5-3-1/h1-5H2
• InChI key: RGSFGYAAUTVSQA-UHFFFAOYSA-N

Description

Preparation Note

Glass distilled

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Safety Information

• pictograms: GHS02,GHS08,GHS07
• signalword: Danger
• hcodes: H225,H304,H336,H412
• pcodes: P210 - P233 - P240 - P273 - P301 + P310 - P331
• Hazard Classifications: Aquatic Chronic 3 - Asp. Tox. 1 - Flam. Liq. 2 - STOT SE 3
• target_organs: Central nervous system
• supp_hazards: EUH066
• Storage Class: 3 - Flammable liquids
• wgk_germany: WGK 1
• flash_point_f: -4.0 °F - closed cup
• flash_point_c: -20 °C - closed cup