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Allyldimethylsilane

Also known as: Allyl(dimethyl)silane, Dimethyl(prop-2-en-1-yl)silane, Dimethyl-2-propen-1-ylsilane, Dimethylallylsilane, HSiMe2CH2CH=CH2, Silane, dimethyl-2-propen-1-yl-, 2-Propen-1-yldimethylsilane

Allyldimethylsilane (CAS 3937-30-2) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C5H11Si and a molecular weight of 99.22900 g/mol. Key properties include a boiling point of 64.3±9.0 °C at 760 mmHg, a density of 0.710 g/mL at 20 °C(lit.) and a flash point of -28.9±14.0 °C. No supplier offers are currently listed; request a quote. Record last updated Nov 2, 2026.

CAS No.
3937-30-2
Jingsj CID
J-1062675-2
Molecular Formula
C5H11Si
Molecular Weight
99.22900 g/mol
Category
Aliphatic Hydrocarbons
Last updated
11/2/2026

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Physicochemical Properties

Boiling Point64.3±9.0 °C at 760 mmHg
Density0.710 g/mL at 20 °C(lit.)
Flash Point-28.9±14.0 °C
Exact Mass100.070824
LogP2.62
Vapor Pressure177.9±0.1 mmHg at 25°C
Refractive Indexn20/D 1.408(lit.)

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 Allyldimethylsilane?

The CAS number of Allyldimethylsilane is 3937-30-2.

What are the molecular formula and molecular weight of Allyldimethylsilane?

Allyldimethylsilane has molecular formula C5H11Si and molecular weight 99.22900 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. "Allyldimethylsilane (CAS 3937-30-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1062675-2 (accessed 2026-11-09).

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