Cyclopentanecarbonitrile
Also known as: Cyclopentyl cyanide, Cyanocyclopentane, Cyclopentanenitrile, 1-Cyanocyclopentane
Cyclopentanecarbonitrile (CAS 4254-02-8) is a compound in the Nitrogen Compounds category listed in the Jingsj chemical database. It has the molecular formula C6H9N and a molecular weight of 95.142 g/mol. Key properties include a melting point of −76 °C(lit.), a boiling point of 184.1±0.0 °C at 760 mmHg, a density of 0.9±0.1 g/cm3 and a flash point of 55.6±0.0 °C. It is classified under GHS with signal word Danger and hazard statements H226 — Flammable liquid and vapour, H301 — Toxic if swallowed and H315 — Causes skin irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 4254-02-8
- Jingsj CID
- J-29373-4
- Molecular Formula
- C6H9N
- Molecular Weight
- 95.142 g/mol
- Category
- Nitrogen Compounds
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | −76 °C(lit.) |
|---|---|
| Boiling Point | 184.1±0.0 °C at 760 mmHg |
| Density | 0.9±0.1 g/cm3 |
| Flash Point | 55.6±0.0 °C |
| Exact Mass | 95.073502 |
| PSA | 23.79000 |
| LogP | 1.05 |
| Vapor Pressure | 0.7±0.3 mmHg at 25°C |
| Refractive Index | 1.449 |
GHS Safety & Compliance
- H226 — Flammable liquid and vapour
- H301 — Toxic if swallowed
- H315 — Causes skin irritation
- H319 — Causes serious eye irritation
- H335 — May cause respiratory irritation
Customs & Trade Information
| HS Code | 2926909090 |
|---|---|
| Summary | HS:2926909090 other nitrile-function compounds VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0% |
Frequently Asked Questions
What is the CAS number of Cyclopentanecarbonitrile?
The CAS number of Cyclopentanecarbonitrile is 4254-02-8.
What are the molecular formula and molecular weight of Cyclopentanecarbonitrile?
Cyclopentanecarbonitrile has molecular formula C6H9N and molecular weight 95.142 g/mol.
Is Cyclopentanecarbonitrile hazardous?
Cyclopentanecarbonitrile has GHS signal word Danger and hazard statements H226 — Flammable liquid and vapour; H301 — Toxic if swallowed; H315 — Causes skin irritation.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Cyclopentanecarbonitrile (CAS 4254-02-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-29373-4 (accessed 2026-11-06).
Data for reference only; verify product details with suppliers before purchase.