3-[(Methylamino)sulfonyl]benzoic acid

Also known as: 3-(Methylsulphamoyl)benzoic acid, 3-(N-Methylsulfamoyl)benzoic acid, 3-(N-methylsulfamoyl)benzoic acid, 3-(methylsulfamoyl)benzoic acid, 3-[(Methylamino)sulfonyl]benzoic acid, 3-[(Methylamino)sulphonyl]benzoic acid, 3-[(methylamino)sulfonyl]benzenecarboxylic acid, 3-[(methylamino)sulfonyl]benzoic acid, 3-Carboxy-N-methylbenzenesulphonamide, 3-methylsulfamoyl-benzoic acid, Benzoic acid,3-[(Methylamino)sulfonyl]-, NSC 74787

3-[(Methylamino)sulfonyl]benzoic acid (CAS 35623-11-1) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C8H9NO4S and a molecular weight of 215.22600 g/mol. Key properties include a melting point of 211-213ºC, a boiling point of 428.2ºC at 760mmHg, a density of 1.41g/cm3 and a flash point of 212.7ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 35623-11-1
Jingsj CID: J-1372277-5
Molecular Formula: C₈H₉NO₄S
Molecular Weight: 215.22600 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	211-213ºC
Boiling Point	428.2ºC at 760mmHg
Density	1.41g/cm3
Flash Point	212.7ºC
Exact Mass	215.02500
PSA	91.85000
LogP	1.76460

Customs & Trade Information

HS Code	2935009090
Summary	2935009090 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-[(Methylamino)sulfonyl]benzoic acid?

The CAS number of 3-[(Methylamino)sulfonyl]benzoic acid is 35623-11-1.

What are the molecular formula and molecular weight of 3-[(Methylamino)sulfonyl]benzoic acid?

3-[(Methylamino)sulfonyl]benzoic acid has molecular formula C8H9NO4S and molecular weight 215.22600 g/mol.

What are the upstream and downstream products of 3-[(Methylamino)sulfonyl]benzoic acid?

For 3-[(Methylamino)sulfonyl]benzoic acid, Upstream Products: 3-(Chlorosulfonyl)benzoic acid.

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

Last updated: 8/21/2026

How to cite: Jingsj. "3-[(Methylamino)sulfonyl]benzoic acid (CAS 35623-11-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1372277-5 (accessed 2026-11-09).

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