4-Bromo-3-fluorobenzenesulfonyl chloride

4-溴-3-氟苯磺酰氯

Also known as: 3-Fluoro-4-bromobenzenesulfonyl chloride, 4-Bromo-3-fluorobenzenesulphonyl chloride, 4-bromo-3-fluorobenzene sulfonyl chloride, Benzenesulfonyl chloride, 4-bromo-3-fluoro-

4-Bromo-3-fluorobenzenesulfonyl chloride (CAS 351003-51-5) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C6H3BrClFO2S and a molecular weight of 273.507 g/mol. It is also known as 3-Fluoro-4-bromobenzenesulfonyl chloride, 4-Bromo-3-fluorobenzenesulphonyl chloride and 4-bromo-3-fluorobenzene sulfonyl chloride. Key properties include a boiling point of 277.3±20.0 °C at 760 mmHg, a density of 1.9±0.1 g/cm3 and a flash point of 121.5±21.8 °C. GHS signal word: Danger. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
351003-51-5
Jingsj CID
J-1344683-9
Molecular Formula
C6H3BrClFO2S
Chinese Name
4-溴-3-氟苯磺酰氯
Molecular Weight
273.507 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point277.3±20.0 °C at 760 mmHg
Density1.9±0.1 g/cm3
Flash Point121.5±21.8 °C

GHS Safety & Compliance

CorrosionSignal word: Danger

Frequently Asked Questions

What is the CAS number of 4-Bromo-3-fluorobenzenesulfonyl chloride?

The CAS number of 4-Bromo-3-fluorobenzenesulfonyl chloride is 351003-51-5.

What are the molecular formula and molecular weight of 4-Bromo-3-fluorobenzenesulfonyl chloride?

4-Bromo-3-fluorobenzenesulfonyl chloride has molecular formula C6H3BrClFO2S and molecular weight 273.507 g/mol.

Is 4-Bromo-3-fluorobenzenesulfonyl chloride hazardous?

4-Bromo-3-fluorobenzenesulfonyl 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-Bromo-3-fluorobenzenesulfonyl chloride (CAS 351003-51-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1344683-9 (accessed 2026-10-24).

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