4-Chloro-3-sulfamoylbenzoic acid

4-氯-3-磺酰胺基苯甲酸

Also known as: 3-(Aminosulfonyl)-4-chlorobenzoic acid, 4-Chloro-5-sulphamoylbenzoic acid, Benzoic acid, 3-(aminosulfonyl)-4-chloro-, Indapamide USP Impurity E, MFCD00012375, 4-CHLORO-3-SULFONYL AMIDE BENZOIC ACID, 4-Chloro-3-sulfaminebenzoic, Chloro sulfamoylbenzoic acid

4-Chloro-3-sulfamoylbenzoic acid (CAS 1205-30-7) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C7H6ClNO4S and a molecular weight of 235.645 g/mol. It is also known as 3-(Aminosulfonyl)-4-chlorobenzoic acid, 4-Chloro-5-sulphamoylbenzoic acid and Benzoic acid, 3-(aminosulfonyl)-4-chloro-. Key properties include a melting point of 256-258 °C(lit.), a boiling point of 502.4±60.0 °C at 760 mmHg, a density of 1.6±0.1 g/cm3 and a flash point of 257.6±32.9 °C. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1205-30-7
Jingsj CID
J-1076995-7
Molecular Formula
C7H6ClNO4S
Chinese Name
4-氯-3-磺酰胺基苯甲酸
Molecular Weight
235.645 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point256-258 °C(lit.)
Boiling Point502.4±60.0 °C at 760 mmHg
Density1.6±0.1 g/cm3
Flash Point257.6±32.9 °C

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of 4-Chloro-3-sulfamoylbenzoic acid?

The CAS number of 4-Chloro-3-sulfamoylbenzoic acid is 1205-30-7.

What are the molecular formula and molecular weight of 4-Chloro-3-sulfamoylbenzoic acid?

4-Chloro-3-sulfamoylbenzoic acid has molecular formula C7H6ClNO4S and molecular weight 235.645 g/mol.

Is 4-Chloro-3-sulfamoylbenzoic acid hazardous?

4-Chloro-3-sulfamoylbenzoic acid has GHS signal word Warning.

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

Last updated:

How to cite: Jingsj. "4-Chloro-3-sulfamoylbenzoic acid (CAS 1205-30-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1076995-7 (accessed 2026-10-24).

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