4-Fluoro-3-nitrobenzenesulfonyl chloride

4-氟-3-硝基苯磺酰氯

Also known as: 4-Fluoro-3-nitrobenzenesulphonyl chloride, 4-Fluoro-3-nitrobenzenesulphonylchloride99%, 5-(Chlorosulphonyl)-2-fluoronitrobenzene, 5-(Chlorosulfonyl)-2-fluoronitrobenzene, Benzenesulfonyl chloride, 4-fluoro-3-nitro-, 4-fluoro-3-nitrophenylsulfonyl chloride, chloro(4-fluoro-3-nitrophenyl)sulfone, 3-nitro-4-fluorobenzenesulfonyl chloride, 4-fluoro-3-nitrobenzene-1-sulfonyl chloride

4-Fluoro-3-nitrobenzenesulfonyl chloride (CAS 6668-56-0) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C6H3ClFNO4S and a molecular weight of 239.609 g/mol. It is also known as 4-Fluoro-3-nitrobenzenesulphonyl chloride, 4-Fluoro-3-nitrobenzenesulphonylchloride99% and 5-(Chlorosulphonyl)-2-fluoronitrobenzene. Key properties include a boiling point of 362.9±27.0 °C at 760 mmHg, a density of 1.7±0.1 g/cm3 and a flash point of 173.3±23.7 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
6668-56-0
Jingsj CID
J-1420358-3
Molecular Formula
C6H3ClFNO4S
Chinese Name
4-氟-3-硝基苯磺酰氯
Molecular Weight
239.609 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point362.9±27.0 °C at 760 mmHg
Density1.7±0.1 g/cm3
Flash Point173.3±23.7 °C

Frequently Asked Questions

What is the CAS number of 4-Fluoro-3-nitrobenzenesulfonyl chloride?

The CAS number of 4-Fluoro-3-nitrobenzenesulfonyl chloride is 6668-56-0.

What are the molecular formula and molecular weight of 4-Fluoro-3-nitrobenzenesulfonyl chloride?

4-Fluoro-3-nitrobenzenesulfonyl chloride has molecular formula C6H3ClFNO4S and molecular weight 239.609 g/mol.

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

Last updated:

How to cite: Jingsj. "4-Fluoro-3-nitrobenzenesulfonyl chloride (CAS 6668-56-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1420358-3 (accessed 2026-10-25).

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