tert-Butyl(dichloromethyl)dimethylsilane

叔丁基(二氯甲基)二甲基硅烷

Also known as: tert-Butyl(dichloromethyl)dimethylsilane, (Dichloromethyl)(dimethyl)(2-methyl-2-propanyl)silane, Silane, (dichloromethyl)(1,1-dimethylethyl)dimethyl-, TERT-BUTYL(DICHLOROMETHYL)DIMETHYLSILANE, T-BUTYL(DICHLOROMETHYL)DIMETHYLSILANE, tert-butyldichloromethyldimethylsilane, tert-butyldimethyl(dichloromethyl)silane

tert-Butyl(dichloromethyl)dimethylsilane (CAS 138983-08-1) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C7H16Cl2Si and a molecular weight of 199.193 g/mol. It is also known as (Dichloromethyl)(dimethyl)(2-methyl-2-propanyl)silane, Silane, (dichloromethyl)(1,1-dimethylethyl)dimethyl- and TERT-BUTYL(DICHLOROMETHYL)DIMETHYLSILANE. Key properties include a melting point of 42-45ºC(lit.), a boiling point of 193.9±20.0 °C at 760 mmHg, a density of 1.0±0.1 g/cm3 and a flash point of 69.3±16.6 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
138983-08-1
Jingsj CID
J-1523845-8
Molecular Formula
C7H16Cl2Si
Chinese Name
叔丁基(二氯甲基)二甲基硅烷
Molecular Weight
199.193 g/mol
Category
Aliphatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point42-45ºC(lit.)
Boiling Point193.9±20.0 °C at 760 mmHg
Density1.0±0.1 g/cm3
Flash Point69.3±16.6 °C

Frequently Asked Questions

What is the CAS number of tert-Butyl(dichloromethyl)dimethylsilane?

The CAS number of tert-Butyl(dichloromethyl)dimethylsilane is 138983-08-1.

What are the molecular formula and molecular weight of tert-Butyl(dichloromethyl)dimethylsilane?

tert-Butyl(dichloromethyl)dimethylsilane has molecular formula C7H16Cl2Si and molecular weight 199.193 g/mol.

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

Last updated:

How to cite: Jingsj. "tert-Butyl(dichloromethyl)dimethylsilane (CAS 138983-08-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1523845-8 (accessed 2026-10-25).

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