4-fluoro-3-methylbenzenesulfonyl chloride

4-氟-3-甲基苯磺酰氯

Also known as: 4-fluoro-3-methylbenzene-1-sulfonyl chloride, 5-(Chlorosulphonyl)-2-fluorotoluene, Benzenesulfonyl chloride, 4-fluoro-3-methyl-, 4-fluoro-3-methylbenzenesulfonylchloride

4-fluoro-3-methylbenzenesulfonyl chloride (CAS 629672-19-1) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C7H6ClFO2S and a molecular weight of 208.63800 g/mol. It is also known as 4-fluoro-3-methylbenzene-1-sulfonyl chloride, 5-(Chlorosulphonyl)-2-fluorotoluene and Benzenesulfonyl chloride, 4-fluoro-3-methyl-. Key properties include a boiling point of 287.5ºC at 760 mmHg, a density of 1.423g/cm3 and a flash point of 127.7ºC. GHS signal word: Danger. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
629672-19-1
Jingsj CID
J-1167052-2
Molecular Formula
C7H6ClFO2S
Chinese Name
4-氟-3-甲基苯磺酰氯
Molecular Weight
208.63800 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point287.5ºC at 760 mmHg
Density1.423g/cm3
Flash Point127.7ºC

GHS Safety & Compliance

CorrosionSignal word: Danger

Frequently Asked Questions

What is the CAS number of 4-fluoro-3-methylbenzenesulfonyl chloride?

The CAS number of 4-fluoro-3-methylbenzenesulfonyl chloride is 629672-19-1.

What are the molecular formula and molecular weight of 4-fluoro-3-methylbenzenesulfonyl chloride?

4-fluoro-3-methylbenzenesulfonyl chloride has molecular formula C7H6ClFO2S and molecular weight 208.63800 g/mol.

Is 4-fluoro-3-methylbenzenesulfonyl chloride hazardous?

4-fluoro-3-methylbenzenesulfonyl 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. "4-fluoro-3-methylbenzenesulfonyl chloride (CAS 629672-19-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1167052-2 (accessed 2026-10-22).

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