3-(Fluorosulfonyl)benzoic acid

3-(氟磺酰基)苯甲酸

Also known as: 3-(fluorosulphonyl)benzoic acid, 3-fluorosulfonylbenzoic acid, 3-carboxybenzenesulfonyl fluoride, Benzoic acid, 3-(fluorosulfonyl)-

3-(Fluorosulfonyl)benzoic acid (CAS 454-95-5) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C7H5FO4S and a molecular weight of 204.17600 g/mol. It is also known as 3-(fluorosulphonyl)benzoic acid, 3-fluorosulfonylbenzoic acid and 3-carboxybenzenesulfonyl fluoride. Key properties include a melting point of 147-153 ℃, a boiling point of 358.8ºC at 760mmHg, a density of 1.538g/cm3 and a flash point of 170.8ºC. GHS signal word: Danger. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
454-95-5
Jingsj CID
J-1449924-3
Molecular Formula
C7H5FO4S
Chinese Name
3-(氟磺酰基)苯甲酸
Molecular Weight
204.17600 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point147-153 ℃
Boiling Point358.8ºC at 760mmHg
Density1.538g/cm3
Flash Point170.8ºC

GHS Safety & Compliance

CorrosionSignal word: Danger

Frequently Asked Questions

What is the CAS number of 3-(Fluorosulfonyl)benzoic acid?

The CAS number of 3-(Fluorosulfonyl)benzoic acid is 454-95-5.

What are the molecular formula and molecular weight of 3-(Fluorosulfonyl)benzoic acid?

3-(Fluorosulfonyl)benzoic acid has molecular formula C7H5FO4S and molecular weight 204.17600 g/mol.

Is 3-(Fluorosulfonyl)benzoic acid hazardous?

3-(Fluorosulfonyl)benzoic acid 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-(Fluorosulfonyl)benzoic acid (CAS 454-95-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1449924-3 (accessed 2026-10-25).

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