2-(4-Chlorosulfonylphenyl)ethyltrimethoxysilane

2-(4-氯磺酰苯基)乙基三甲氧基硅烷

Also known as: 4-(2-(trimethoxysilyl)ethyl)benzenesulfonyl chloride, Benzenesulfonyl chloride, 4-[2-(trimethoxysilyl)ethyl]-, 2-(4-Chlorosulphonylphenyl)ethyltrimethoxysilane

2-(4-Chlorosulfonylphenyl)ethyltrimethoxysilane (CAS 126519-89-9) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C11H17ClO5SSi and a molecular weight of 324.853 g/mol. It is also known as 4-(2-(trimethoxysilyl)ethyl)benzenesulfonyl chloride, Benzenesulfonyl chloride, 4-[2-(trimethoxysilyl)ethyl]- and 2-(4-Chlorosulphonylphenyl)ethyltrimethoxysilane. Key properties include a boiling point of 348.3±35.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 164.4±25.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
126519-89-9
Jingsj CID
J-1343683-8
Molecular Formula
C11H17ClO5SSi
Chinese Name
2-(4-氯磺酰苯基)乙基三甲氧基硅烷
Molecular Weight
324.853 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point348.3±35.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point164.4±25.9 °C

Frequently Asked Questions

What is the CAS number of 2-(4-Chlorosulfonylphenyl)ethyltrimethoxysilane?

The CAS number of 2-(4-Chlorosulfonylphenyl)ethyltrimethoxysilane is 126519-89-9.

What are the molecular formula and molecular weight of 2-(4-Chlorosulfonylphenyl)ethyltrimethoxysilane?

2-(4-Chlorosulfonylphenyl)ethyltrimethoxysilane has molecular formula C11H17ClO5SSi and molecular weight 324.853 g/mol.

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

Last updated:

How to cite: Jingsj. "2-(4-Chlorosulfonylphenyl)ethyltrimethoxysilane (CAS 126519-89-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1343683-8 (accessed 2026-10-25).

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