2-(Trifluoromethyl)benzenesulfonyl chloride

2-三氟甲基苯磺酰氯

Also known as: 2-(Trifluoromethyl)benzene-1-sulfonyl chloride, o-(Trifluoromethyl)benzenesulfonyl chloride, alpha,alpha,alpha-Trifluorotoluene-2-sulfonyl chloride, Benzenesulfonyl chloride, 2-(trifluoromethyl)-, 2-(Chlorosulfonyl)benzotrifluoride, AKOS BBS-00006972, BUTTPARK 97\57-90, MFCD00051696

2-(Trifluoromethyl)benzenesulfonyl chloride (CAS 776-04-5) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C7H4ClF3O2S and a molecular weight of 244.619 g/mol. It is also known as 2-(Trifluoromethyl)benzene-1-sulfonyl chloride, o-(Trifluoromethyl)benzenesulfonyl chloride and alpha,alpha,alpha-Trifluorotoluene-2-sulfonyl chloride. Key properties include a melting point of 25°C, a boiling point of 266.5±40.0 °C at 760 mmHg, a density of 1.5±0.1 g/cm3 and a flash point of 115.0±27.3 °C. GHS signal word: Danger. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
776-04-5
Jingsj CID
J-922748-2
Molecular Formula
C7H4ClF3O2S
Chinese Name
2-三氟甲基苯磺酰氯
Molecular Weight
244.619 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point25°C
Boiling Point266.5±40.0 °C at 760 mmHg
Density1.5±0.1 g/cm3
Flash Point115.0±27.3 °C

GHS Safety & Compliance

CorrosionSignal word: Danger

Frequently Asked Questions

What is the CAS number of 2-(Trifluoromethyl)benzenesulfonyl chloride?

The CAS number of 2-(Trifluoromethyl)benzenesulfonyl chloride is 776-04-5.

What are the molecular formula and molecular weight of 2-(Trifluoromethyl)benzenesulfonyl chloride?

2-(Trifluoromethyl)benzenesulfonyl chloride has molecular formula C7H4ClF3O2S and molecular weight 244.619 g/mol.

Is 2-(Trifluoromethyl)benzenesulfonyl chloride hazardous?

2-(Trifluoromethyl)benzenesulfonyl chloride has GHS signal word Danger.

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

Last updated:

How to cite: Jingsj. "2-(Trifluoromethyl)benzenesulfonyl chloride (CAS 776-04-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-922748-2 (accessed 2026-10-23).

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