Cyclopentyltrichlorosilane
环戊基三氯硅烷
Also known as: Trichloro(cyclopentyl)silane, Trichlorocyclopentylsilane, (Trichlorosilyl)cyclopentane, Trichlorosilylcyclopentane, Cyclopentane, (trichlorosilyl)-, TRICHLOROCYCLOPENTYLSILANE
Cyclopentyltrichlorosilane (CAS 14579-03-4) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C5H9Cl3Si and a molecular weight of 203.570 g/mol. It is also known as Trichloro(cyclopentyl)silane, Trichlorocyclopentylsilane and (Trichlorosilyl)cyclopentane. Key properties include a boiling point of 181.1±8.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 74.8±13.1 °C. It is classified under GHS with signal word Danger and hazard statements H314 — Causes severe skin burns and eye damage. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 14579-03-4
- Jingsj CID
- J-23800-3
- Molecular Formula
- C5H9Cl3Si
- Chinese Name
- 环戊基三氯硅烷
- Molecular Weight
- 203.570 g/mol
- Category
- Aliphatic Hydrocarbons
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Boiling Point | 181.1±8.0 °C at 760 mmHg |
|---|---|
| Density | 1.2±0.1 g/cm3 |
| Flash Point | 74.8±13.1 °C |
| Exact Mass | 201.953903 |
| LogP | 5.69 |
| Vapor Pressure | 1.2±0.3 mmHg at 25°C |
| Refractive Index | 1.478 |
GHS Safety & Compliance
- H314 — Causes severe skin burns and eye damage
Customs & Trade Information
| HS Code | 2931900090 |
|---|---|
| Summary | 2931900090. other organo-inorganic compounds. VAT:17.0%. Tax rebate rate:13.0%. Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward). MFN tariff:6.5%. General tariff:30.0% |
Frequently Asked Questions
What is the CAS number of Cyclopentyltrichlorosilane?
The CAS number of Cyclopentyltrichlorosilane is 14579-03-4.
What are the molecular formula and molecular weight of Cyclopentyltrichlorosilane?
Cyclopentyltrichlorosilane has molecular formula C5H9Cl3Si and molecular weight 203.570 g/mol.
Is Cyclopentyltrichlorosilane hazardous?
Cyclopentyltrichlorosilane has GHS signal word Danger and hazard statements H314 — Causes severe skin burns and eye damage.
Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Cyclopentyltrichlorosilane (CAS 14579-03-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-23800-3 (accessed 2026-10-28).
Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.