Vinyltrimethylsilane
Also known as: (Trimethylsilyl)ethylene, Ethenyltrimethylsilane, Trimethyl(vinyl)silane, Trimethylvinylsilane, Vinyltrimethysilane, CH2=CHSi(CH3)3, VTMS
Vinyltrimethylsilane (CAS 754-05-2) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C5H12Si and a molecular weight of 100.234 g/mol. Key properties include a melting point of -132°C, a boiling point of 55.0±0.0 °C at 760 mmHg, a density of 0.7±0.1 g/cm3 and a flash point of -9.4±12.0 °C. It is classified under GHS with signal word Danger and hazard statements H225 — Highly flammable liquid and vapour, H302 — Harmful if swallowed and H315 — Causes skin irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 754-05-2
- Jingsj CID
- J-6749-6
- Molecular Formula
- C5H12Si
- Molecular Weight
- 100.234 g/mol
- Category
- Aliphatic Hydrocarbons
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | -132°C |
|---|---|
| Boiling Point | 55.0±0.0 °C at 760 mmHg |
| Density | 0.7±0.1 g/cm3 |
| Flash Point | -9.4±12.0 °C |
| Exact Mass | 100.070824 |
| LogP | 1.77 |
| Vapor Pressure | 253.2±0.1 mmHg at 25°C |
| Refractive Index | 1.390 |
GHS Safety & Compliance
- H225 — Highly flammable liquid and vapour
- H302 — Harmful if swallowed
- H315 — Causes skin irritation
- H319 — Causes serious eye irritation
- H335 — May cause respiratory irritation
- H351 — Suspected of causing cancer
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 Vinyltrimethylsilane?
The CAS number of Vinyltrimethylsilane is 754-05-2.
What are the molecular formula and molecular weight of Vinyltrimethylsilane?
Vinyltrimethylsilane has molecular formula C5H12Si and molecular weight 100.234 g/mol.
Is Vinyltrimethylsilane hazardous?
Vinyltrimethylsilane has GHS signal word Danger and hazard statements H225 — Highly flammable liquid and vapour; H302 — Harmful if swallowed; H315 — Causes skin irritation.
What are the upstream and downstream products of Vinyltrimethylsilane?
For Vinyltrimethylsilane, Upstream Products: Trichlorovinylsilane, Trimethylsilane, Chlorotrimethylsilane; Downstream Products: Vinylboronic acid MIDA ester, 1-Octen-3-one, Tetrakis(trimethylsiloxy)silane.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Vinyltrimethylsilane (CAS 754-05-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-6749-6 (accessed 2026-11-06).
Data for reference only; verify product details with suppliers before purchase.