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Chlorodimethyl(2-phenylpropan-2-yl)silane

α-(二甲基氯化硅烷)异丙苯

Also known as: ALPHA-(CHLORODIMETHYLSILYL)CUMENE, CHLORODIMETHYL(ALPHA,ALPHA-DIMETHYLBENZYL)SILANE, ChlorodiMethyl(2-phenylpropan-2-yl)silane, chloro-dimethyl-(2-phenylpropan-2-yl)silane, α-(chlorodimethylsilyl)cumene

Chlorodimethyl(2-phenylpropan-2-yl)silane (CAS 118740-38-8) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C11H17ClSi and a molecular weight of 212.79100 g/mol. It is also known as ALPHA-(CHLORODIMETHYLSILYL)CUMENE, CHLORODIMETHYL(ALPHA,ALPHA-DIMETHYLBENZYL)SILANE and ChlorodiMethyl(2-phenylpropan-2-yl)silane. Key properties include a boiling point of 242.4ºC at 760 mmHg, a density of 1.01g/cm3 and a flash point of 92.7ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
118740-38-8
Jingsj CID
J-36417-1
Molecular Formula
C11H17ClSi
Chinese Name
α-(二甲基氯化硅烷)异丙苯
Molecular Weight
212.79100 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point242.4ºC at 760 mmHg
Density1.01g/cm3
Flash Point92.7ºC

Frequently Asked Questions

What is the CAS number of Chlorodimethyl(2-phenylpropan-2-yl)silane?

The CAS number of Chlorodimethyl(2-phenylpropan-2-yl)silane is 118740-38-8.

What are the molecular formula and molecular weight of Chlorodimethyl(2-phenylpropan-2-yl)silane?

Chlorodimethyl(2-phenylpropan-2-yl)silane has molecular formula C11H17ClSi and molecular weight 212.79100 g/mol.

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

Last updated:

How to cite: Jingsj. "Chlorodimethyl(2-phenylpropan-2-yl)silane (CAS 118740-38-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-36417-1 (accessed 2026-10-25).

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