2-methoxy-5-[(methylamino)sulfonyl]benzoic acid

2-甲氧基-5-[(甲基氨基)磺酰基]苯甲酸

Also known as: 2-METHOXY-5-[(METHYLAMINO)SULFONYL]BENZOIC ACID, 2-Methoxy-5-((methylamino)sulphonyl)benzoic acid, 2-Methoxy-5-[(methylamino)sulfonyl]benzoic acid, 2-methoxy-5-(methylsulfamoyl)benzoic acid, Benzoic acid, 2-methoxy-5-[(methylamino)sulfonyl]-, Benzoic acid,2-methoxy-5-[(methylamino)sulfonyl]-, 2-methoxy-5-[(methylamino)sulphonyl]benzoic acid, 2-Methoxy-5-methylsulfamoyl-benzoic acid, BB 0241089, AKOS005175400, VS-10621, DTXSID60199843, SCHEMBL3878089, starbld0044727, NS00032366, EINECS 257-494-8

2-methoxy-5-[(methylamino)sulfonyl]benzoic acid (CAS 51887-56-0) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C9H11NO5S and a molecular weight of 245.25200 g/mol. It is also known as 2-METHOXY-5-[(METHYLAMINO)SULFONYL]BENZOIC ACID, 2-Methoxy-5-((methylamino)sulphonyl)benzoic acid and 2-Methoxy-5-[(methylamino)sulfonyl]benzoic acid. Key properties include a boiling point of 444.1ºC at 760mmHg, a density of 1.389g/cm3 and a flash point of 222.4ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
51887-56-0
Jingsj CID
J-1484330-3
Molecular Formula
C9H11NO5S
Chinese Name
2-甲氧基-5-[(甲基氨基)磺酰基]苯甲酸
Molecular Weight
245.25200 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point444.1ºC at 760mmHg
Density1.389g/cm3
Flash Point222.4ºC

Frequently Asked Questions

What is the CAS number of 2-methoxy-5-[(methylamino)sulfonyl]benzoic acid?

The CAS number of 2-methoxy-5-[(methylamino)sulfonyl]benzoic acid is 51887-56-0.

What are the molecular formula and molecular weight of 2-methoxy-5-[(methylamino)sulfonyl]benzoic acid?

2-methoxy-5-[(methylamino)sulfonyl]benzoic acid has molecular formula C9H11NO5S and molecular weight 245.25200 g/mol.

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

Last updated:

How to cite: Jingsj. "2-methoxy-5-[(methylamino)sulfonyl]benzoic acid (CAS 51887-56-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1484330-3 (accessed 2026-10-24).

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