Phenyldichlorosilane

苯基二氯硅烷

Also known as: Dichlorophenylsilane, Dichloro(phenyl)silane, Benzene,(dichlorosilyl)-, Silane, dichlorophenyl-

Phenyldichlorosilane (CAS 1631-84-1) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C6H6Cl2Si and a molecular weight of 177.103 g/mol. It is also known as Dichlorophenylsilane, Dichloro(phenyl)silane and Benzene,(dichlorosilyl)-. Key properties include a boiling point of 181.0±9.0 °C at 760 mmHg, a density of 1.204 g/mL at 25 °C(lit.) and a flash point of 44.4±5.7 °C. GHS signal word: Danger. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1631-84-1
Jingsj CID
J-26801-7
Molecular Formula
C6H6Cl2Si
Chinese Name
苯基二氯硅烷
Molecular Weight
177.103 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point181.0±9.0 °C at 760 mmHg
Density1.204 g/mL at 25 °C(lit.)
Flash Point44.4±5.7 °C

GHS Safety & Compliance

Flammable / CorrosionSignal word: Danger

Frequently Asked Questions

What is the CAS number of Phenyldichlorosilane?

The CAS number of Phenyldichlorosilane is 1631-84-1.

What are the molecular formula and molecular weight of Phenyldichlorosilane?

Phenyldichlorosilane has molecular formula C6H6Cl2Si and molecular weight 177.103 g/mol.

Is Phenyldichlorosilane hazardous?

Phenyldichlorosilane has GHS signal word Danger.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "Phenyldichlorosilane (CAS 1631-84-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-26801-7 (accessed 2026-10-24).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.