Dichloromethylphenylsilane
Also known as: Dichloro(methyl)phenylsilane, Methylphenyldichlorosilane, Phenylmethyldichlorosilane, (Dichloromethyl)(phenyl)silane, dichloro-methyl-phenyl-silane, Silane, dichloromethylphenyl-, Benzene, (dichloromethylsilyl)-, Benzene, [(dichloromethyl)silyl]-
Dichloromethylphenylsilane (CAS 149-74-6) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C7H8Cl2Si and a molecular weight of 191.130 g/mol. Key properties include a melting point of -53°C, a boiling point of 194.9±30.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 71.6±24.6 °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.
- 149-74-6
- Jingsj CID
- J-6757-2
- Molecular Formula
- C7H8Cl2Si
- Molecular Weight
- 191.130 g/mol
- Category
- Aromatic Hydrocarbons
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | -53°C |
|---|---|
| Boiling Point | 194.9±30.0 °C at 760 mmHg |
| Density | 1.2±0.1 g/cm3 |
| Flash Point | 71.6±24.6 °C |
| Exact Mass | 189.977234 |
| LogP | 4.93 |
| Vapor Pressure | 0.6±0.4 mmHg at 25°C |
| Refractive Index | 1.515 |
| Additional Property | reacts |
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 Dichloromethylphenylsilane?
The CAS number of Dichloromethylphenylsilane is 149-74-6.
What are the molecular formula and molecular weight of Dichloromethylphenylsilane?
Dichloromethylphenylsilane has molecular formula C7H8Cl2Si and molecular weight 191.130 g/mol.
Is Dichloromethylphenylsilane hazardous?
Dichloromethylphenylsilane has GHS signal word Danger and hazard statements H314 — Causes severe skin burns and eye damage.
What are the upstream and downstream products of Dichloromethylphenylsilane?
For Dichloromethylphenylsilane, Upstream Products: Dichloromethylsilane, Methylphenylsilane, Chlorobenzene; Downstream Products: Chlorotriethoxysilane, Methylphenyldiethoxysilane, Dodecamethylcyclohexasilane.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Dichloromethylphenylsilane (CAS 149-74-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-6757-2 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.