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3-Sulfamoylbenzoic acid

Also known as: 3-Sulfamoyl-benzoic acid, 3-Sulfamylbenzoic acid, m-Sulfamoylbenzoic acid, Benzoic acid, 3-(aminosulfonyl)-, M-carboxybenzenesulfonamide, 3-carboxybenzenesulfonamide, Nsc22977

3-Sulfamoylbenzoic acid (CAS 636-76-0) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C7H7NO4S and a molecular weight of 201.200 g/mol. Key properties include a melting point of 251-252℃, a boiling point of 476.1±47.0 °C at 760 mmHg, a density of 1.5±0.1 g/cm3 and a flash point of 241.7±29.3 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
636-76-0
Jingsj CID
J-1309657-6
Molecular Formula
C7H7NO4S
Molecular Weight
201.200 g/mol
Category
Organic Bases
Last updated
8/21/2026

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Physicochemical Properties

Melting Point251-252℃
Boiling Point476.1±47.0 °C at 760 mmHg
Density1.5±0.1 g/cm3
Flash Point241.7±29.3 °C
Exact Mass201.009583
PSA105.84000
LogP0.40
Vapor Pressure0.0±1.3 mmHg at 25°C
Refractive Index1.611

Customs & Trade Information

HS Code2935009090
Summary2935009090 other sulphonamides VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:35.0%

Frequently Asked Questions

What is the CAS number of 3-Sulfamoylbenzoic acid?

The CAS number of 3-Sulfamoylbenzoic acid is 636-76-0.

What are the molecular formula and molecular weight of 3-Sulfamoylbenzoic acid?

3-Sulfamoylbenzoic acid has molecular formula C7H7NO4S and molecular weight 201.200 g/mol.

What are the upstream and downstream products of 3-Sulfamoylbenzoic acid?

For 3-Sulfamoylbenzoic acid, Upstream Products: 3-(Chlorosulfonyl)benzoic acid, Methyl 3-sulfamoylbenzoate, 3-methylbenzenesulfonamide; Downstream Products: 3-Cyanobenzenesulfonyl chloride, Benzenesulfonamide, 3-(hydroxymethyl)- (9CI), 3-Cyanobenzenesulfonamide.

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

Last updated:

How to cite: Jingsj. "3-Sulfamoylbenzoic acid (CAS 636-76-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1309657-6 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.