8.18769

Cyclopentane

for synthesis

• Synonym(s): Cyclopentane
• Empirical Formula (Hill Notation): C₅H₁₀
• CAS Number: 287-92-3
• Molecular Weight: 70.13
• MDL number: MFCD00001356
• UNSPSC Code: 12352001
• EC Index Number: 206-016-6
• NACRES: NA.22

Properties

• vapor pressure: 346 hPa ( 20 °C)
• Quality Level: 200
• Assay: ≥98% (GC)
• form: liquid
• autoignition temp.: 380 °C
• potency: 11400 mg/kg LD₅₀, oral (Rat)
• expl. lim.: 1.5-8.7 % (v/v)
• bp: 49 °C
• mp: -93.3 °C
• transition temp: flash point -42 °C
• density: 0.75 g/cm³ at 20 °C
• storage temp.: 2-30°C
• InChI: 1S/C5H10/c1-2-4-5-3-1/h1-5H2
• InChI key: RGSFGYAAUTVSQA-UHFFFAOYSA-N

Description

Application

• Di-Isatropolone C, a Spontaneous Isatropolone C Dimer Derivative with Autophagy Activity: Reports on a novel cyclopentane ring formation in the study of autophagy, highlighting synthetic potential in pharmacology (Fu et al., 2024).
• Dearomative (3+ 2) Cycloaddition of Indoles for the Stereoselective Assembly of Fully Functionalized Cyclopentanoids: Showcases the use of cyclopentane in creating complex cyclopentanoids for advanced organic synthesis (Qatran Al-Khdhairawi et al., 2024).

Analysis Note

Assay (GC, area%): ≥ 98.0 % (a/a)
Density (d 20 °C/ 4 °C): 0.740 - 0.745
Identity (IR): passes test

Safety Information

• Pictograms: GHS02,GHS07,GHS08
• Signal Word: Danger
• Hazard Statements: H225 - H304 - H336 - H412
• Precautionary Statements: 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
• Supplementary Hazards: EUH066
• Storage Class Code: 3 - Flammable liquids
• WGK: WGK 1
• Flash Point(F): -4.0 °F - closed cup
• Flash Point(C): -20 °C - closed cup