3-(Trifluoromethyl)benzenesulfonyl chloride

3-三氟甲基苯磺酰氯

Also known as: 3-(Trifluoromethyl)benzenesulphonyl chloride, 3-trifluoromethylbenzene-1-sulfonyl chloride, 3-trifluoromethylbenzenesulfochloride, Benzenesulfonyl chloride, 3-(trifluoromethyl)-, MFCD00014724, m-trifluoromethylbenzenesulfonyl chloride

3-(Trifluoromethyl)benzenesulfonyl chloride (CAS 777-44-6) 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 3-(Trifluoromethyl)benzenesulphonyl chloride, 3-trifluoromethylbenzene-1-sulfonyl chloride and 3-trifluoromethylbenzenesulfochloride. Key properties include a boiling point of 261.1±40.0 °C at 760 mmHg, a density of 1.5±0.1 g/cm3 and a flash point of 111.7±27.3 °C. GHS signal word: Danger. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
777-44-6
Jingsj CID
J-1994119-4
Molecular Formula
C7H4ClF3O2S
Chinese Name
3-三氟甲基苯磺酰氯
Molecular Weight
244.619 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point261.1±40.0 °C at 760 mmHg
Density1.5±0.1 g/cm3
Flash Point111.7±27.3 °C

GHS Safety & Compliance

CorrosionSignal word: Danger

Frequently Asked Questions

What is the CAS number of 3-(Trifluoromethyl)benzenesulfonyl chloride?

The CAS number of 3-(Trifluoromethyl)benzenesulfonyl chloride is 777-44-6.

What are the molecular formula and molecular weight of 3-(Trifluoromethyl)benzenesulfonyl chloride?

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

Is 3-(Trifluoromethyl)benzenesulfonyl chloride hazardous?

3-(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. "3-(Trifluoromethyl)benzenesulfonyl chloride (CAS 777-44-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1994119-4 (accessed 2026-10-24).

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