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Allyldichlorosilane

Also known as: 2-Propenyldichlorosilane, dichloro(prop-2-en-1-yl)silane, dichloro-2-propen-1-ylsilane, allyl-dichloro-silane, allyldichlorosilane, silane, dichloro-2-propen-1-yl-

Allyldichlorosilane (CAS 3937-28-8) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C3H5Cl2Si and a molecular weight of 141.071 g/mol. Key properties include a melting point of <0ºC, a boiling point of 103.1±19.0 °C at 760 mmHg, a density of 1.08 and a flash point of 6.0±8.5 °C. No supplier offers are currently listed; request a quote. Record last updated Nov 3, 2026.

CAS No.
3937-28-8
Jingsj CID
J-1061799-9
Molecular Formula
C3H5Cl2Si
Molecular Weight
141.071 g/mol
Category
Aliphatic Hydrocarbons
Last updated
11/3/2026

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Physicochemical Properties

Melting Point<0ºC
Boiling Point103.1±19.0 °C at 760 mmHg
Density1.08
Flash Point6.0±8.5 °C
Exact Mass139.961578
LogP4.59
Vapor Pressure37.9±0.2 mmHg at 25°C

Customs & Trade Information

HS Code2931900090
Summary2931900090. 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 Allyldichlorosilane?

The CAS number of Allyldichlorosilane is 3937-28-8.

What are the molecular formula and molecular weight of Allyldichlorosilane?

Allyldichlorosilane has molecular formula C3H5Cl2Si and molecular weight 141.071 g/mol.

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

Last updated:

How to cite: Jingsj. "Allyldichlorosilane (CAS 3937-28-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1061799-9 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.