Benzyldimethylsilane
Also known as: Dimethyl(phenylmethyl)silane, Silane, dimethyl(phenylmethyl)-, Benzene, [(dimethylsilyl)methyl]-, Dimethylbenzylsilane, MFCD00039792, Benzyl(dimethyl)silane
Benzyldimethylsilane (CAS 1631-70-5) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C9H13Si and a molecular weight of 150.293 g/mol. Key properties include a melting point of <0°C, a boiling point of 173.3±9.0 °C at 760 mmHg, a density of 0.949 g/mL at 25 °C(lit.) and a flash point of 54.9±14.0 °C. No supplier offers are currently listed; request a quote. Record last updated Nov 3, 2026.
- CAS No.
- 1631-70-5
- Jingsj CID
- J-6720-9
- Molecular Formula
- C9H13Si
- Molecular Weight
- 150.293 g/mol
- Category
- Aliphatic Hydrocarbons
- Last updated
- 11/3/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | <0°C |
|---|---|
| Boiling Point | 173.3±9.0 °C at 760 mmHg |
| Density | 0.949 g/mL at 25 °C(lit.) |
| Flash Point | 54.9±14.0 °C |
| Exact Mass | 150.086472 |
| LogP | 3.46 |
| Vapor Pressure | 1.7±0.3 mmHg at 25°C |
| Refractive Index | n20/D 1.502(lit.) |
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 Benzyldimethylsilane?
The CAS number of Benzyldimethylsilane is 1631-70-5.
What are the molecular formula and molecular weight of Benzyldimethylsilane?
Benzyldimethylsilane has molecular formula C9H13Si and molecular weight 150.293 g/mol.
What are the upstream and downstream products of Benzyldimethylsilane?
For Benzyldimethylsilane, Upstream Products: Benzylchlorodimethylsilane, Trichlorosilane, Methylmagnesium chloride; Downstream Products: 1,3-Dibenzyl-1,1,3,3-tetramethyldisiloxane.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Benzyldimethylsilane (CAS 1631-70-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-6720-9 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.