2-cyano-5-methylbenzenesulfonyl chloride

2-氰基-5-甲基苯磺酰氯

Also known as: 2-(Chlorosulphonyl)-4-methylbenzonitrile, 3-(Chlorosulphonyl)-4-cyanotoluene, 2-cyano-5-methylbenzenesulphonyl chloride, Benzenesulfonyl chloride, 2-cyano-5-methyl-

2-cyano-5-methylbenzenesulfonyl chloride (CAS 197960-31-9) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C8H6ClNO2S and a molecular weight of 215.65700 g/mol. It is also known as 2-(Chlorosulphonyl)-4-methylbenzonitrile, 3-(Chlorosulphonyl)-4-cyanotoluene and 2-cyano-5-methylbenzenesulphonyl chloride. Key properties include a melting point of 71ºC, a boiling point of 382ºC at 760mmHg, a density of 1.46g/cm3 and a flash point of 184.9ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
197960-31-9
Jingsj CID
J-1435806-7
Molecular Formula
C8H6ClNO2S
Chinese Name
2-氰基-5-甲基苯磺酰氯
Molecular Weight
215.65700 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point71ºC
Boiling Point382ºC at 760mmHg
Density1.46g/cm3
Flash Point184.9ºC

Frequently Asked Questions

What is the CAS number of 2-cyano-5-methylbenzenesulfonyl chloride?

The CAS number of 2-cyano-5-methylbenzenesulfonyl chloride is 197960-31-9.

What are the molecular formula and molecular weight of 2-cyano-5-methylbenzenesulfonyl chloride?

2-cyano-5-methylbenzenesulfonyl chloride has molecular formula C8H6ClNO2S and molecular weight 215.65700 g/mol.

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

Last updated:

How to cite: Jingsj. "2-cyano-5-methylbenzenesulfonyl chloride (CAS 197960-31-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1435806-7 (accessed 2026-10-25).

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