Dichloromethylvinylsilane
Also known as: Dichloro(methyl)vinylsilane, Methylvinyldichlorosilane, Vinylmethyldichlorosilane, Vinylmethyldichlorsilane, Methyldichlorovinylsilane, dichloro(ethenyl)methylsilane, dichloroethenylmethylsilane, CV-4772
Dichloromethylvinylsilane (CAS 124-70-9) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C3H6Cl2Si and a molecular weight of 141.071 g/mol. Key properties include a melting point of -78°C, a boiling point of 92.5±9.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 4.4±0.0 °C. It is classified under GHS with signal word Danger and hazard statements H225 — Highly flammable liquid and vapour, H302 — Harmful if swallowed and 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.
- 124-70-9
- Jingsj CID
- J-2724-7
- Molecular Formula
- C3H6Cl2Si
- Molecular Weight
- 141.071 g/mol
- Category
- Aliphatic Hydrocarbons
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | -78°C |
|---|---|
| Boiling Point | 92.5±9.0 °C at 760 mmHg |
| Density | 1.1±0.1 g/cm3 |
| Flash Point | 4.4±0.0 °C |
| Exact Mass | 139.961578 |
| LogP | 3.78 |
| Additional Property | >1 (vs air) |
| Vapor Pressure | 58.4±0.2 mmHg at 25°C |
| Refractive Index | 1.431 |
GHS Safety & Compliance
- H225 — Highly flammable liquid and vapour
- H302 — Harmful if swallowed
- H314 — Causes severe skin burns and eye damage
- H331 — Toxic if inhaled
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 Dichloromethylvinylsilane?
The CAS number of Dichloromethylvinylsilane is 124-70-9.
What are the molecular formula and molecular weight of Dichloromethylvinylsilane?
Dichloromethylvinylsilane has molecular formula C3H6Cl2Si and molecular weight 141.071 g/mol.
Is Dichloromethylvinylsilane hazardous?
Dichloromethylvinylsilane has GHS signal word Danger and hazard statements H225 — Highly flammable liquid and vapour; H302 — Harmful if swallowed; H314 — Causes severe skin burns and eye damage.
What are the upstream and downstream products of Dichloromethylvinylsilane?
For Dichloromethylvinylsilane, Upstream Products: Dichloromethylsilane, Acetylene, Trichlorovinylsilane; Downstream Products: 1,2-Bis(dichloromethylsilyl)ethane, 1,2-Bis(chlorodimethylsilyl)ethane, 1,3,5-Trivinyl-1,3,5-trimethylcyclotrisilazane.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Dichloromethylvinylsilane (CAS 124-70-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-2724-7 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.