4-Chloro-N-methyl-3-nitrobenzenesulfonamide

4-氯-N-甲基-3-硝基苯磺酰胺

Also known as: 2-Nitrochlorobenzene-4-sulfomethyl amide, 2-Nitrochlorobenzene-4-sulfonylmethylamine, 2-Chloro-5-(N-methylsulfamoyl)-nitrobenzene, N-Methyl-3-nitro-4-chlorobenzenesulfonamide, 4-Chloro-N-methyl-3-nitrobenzenesulphonamide, 4-Chloro-3-nitrobenzenesulfonic acid methylamide, Benzenesulfonamide, 4-chloro-N-methyl-3-nitro-, 1-Chlor-2-nitro-benzol-4-sulfonsaeure-methylamid, 4-Chlor-3-nitro-benzolsulfonsaeure-methylamid, 4-Chlor-5-nitro-sulfonmethylamid

4-Chloro-N-methyl-3-nitrobenzenesulfonamide (CAS 137-48-4) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C7H7ClN2O4S and a molecular weight of 250.65900 g/mol. It is also known as 2-Nitrochlorobenzene-4-sulfomethyl amide, 2-Nitrochlorobenzene-4-sulfonylmethylamine and 2-Chloro-5-(N-methylsulfamoyl)-nitrobenzene. Key properties include a boiling point of 392.5ºC at 760mmHg, a density of 1.53g/cm3 and a flash point of 191.2ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
137-48-4
Jingsj CID
J-42341-4
Molecular Formula
C7H7ClN2O4S
Chinese Name
4-氯-N-甲基-3-硝基苯磺酰胺
Molecular Weight
250.65900 g/mol
Category
Organic Bases
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point392.5ºC at 760mmHg
Density1.53g/cm3
Flash Point191.2ºC

Frequently Asked Questions

What is the CAS number of 4-Chloro-N-methyl-3-nitrobenzenesulfonamide?

The CAS number of 4-Chloro-N-methyl-3-nitrobenzenesulfonamide is 137-48-4.

What are the molecular formula and molecular weight of 4-Chloro-N-methyl-3-nitrobenzenesulfonamide?

4-Chloro-N-methyl-3-nitrobenzenesulfonamide has molecular formula C7H7ClN2O4S and molecular weight 250.65900 g/mol.

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

Last updated:

How to cite: Jingsj. "4-Chloro-N-methyl-3-nitrobenzenesulfonamide (CAS 137-48-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-42341-4 (accessed 2026-10-23).

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