3-Aminobenzenesulfonyl chloride

3-氨基苯磺酰氯

Also known as: 3-Amino-benzenesulfonyl chloride, 3-Aminobenzene-1-sulfonyl chloride, Benzenesulfonyl chloride, 3-amino-

3-Aminobenzenesulfonyl chloride (CAS 4431-74-7) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C6H6ClNO2S and a molecular weight of 191.635 g/mol. It is also known as 3-Amino-benzenesulfonyl chloride, 3-Aminobenzene-1-sulfonyl chloride and Benzenesulfonyl chloride, 3-amino-. Key properties include a boiling point of 347.5±25.0 °C at 760 mmHg, a density of 1.5±0.1 g/cm3 and a flash point of 164.0±23.2 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
4431-74-7
Jingsj CID
J-1508164-5
Molecular Formula
C6H6ClNO2S
Chinese Name
3-氨基苯磺酰氯
Molecular Weight
191.635 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point347.5±25.0 °C at 760 mmHg
Density1.5±0.1 g/cm3
Flash Point164.0±23.2 °C

Frequently Asked Questions

What is the CAS number of 3-Aminobenzenesulfonyl chloride?

The CAS number of 3-Aminobenzenesulfonyl chloride is 4431-74-7.

What are the molecular formula and molecular weight of 3-Aminobenzenesulfonyl chloride?

3-Aminobenzenesulfonyl chloride has molecular formula C6H6ClNO2S and molecular weight 191.635 g/mol.

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

Last updated:

How to cite: Jingsj. "3-Aminobenzenesulfonyl chloride (CAS 4431-74-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1508164-5 (accessed 2026-10-25).

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