1-methyl-1H-imidazole-4-sulfonamide

1-甲基-1H-咪唑-4-磺酰胺

Also known as: 1-methylimidazole-4-sulfonamide, 1-METHYLIMIDAZOLE-4-SULFONAMIDE, 1-METHYLIMIDAZOLE-4-SULPHONAMIDE, 1-Methyl-1H-imidazole-4-sulphonamide, 1-Methyl-4-sulphamoyl-1H-imidazole, 4-(Aminosulphonyl)-1-methyl-1H-imidazole, 1-methyl-1H-imidazo-4-ylsulfonamide, 1-methyl-1H-imidazole-4-sulfonic acid amide, 1-methyl-1h-imidazole-4-sulphonamide, 1-methyl-imidazole-4-sulfonamide, 1H-Imidazole-4-sulfonamide,1-methyl-, 1H-Imidazole-4-sulfonamide,1-methyl-(9CI)

1-methyl-1H-imidazole-4-sulfonamide (CAS 111124-90-4) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C4H7N3O2S and a molecular weight of 161.18200 g/mol. It is also known as 1-methylimidazole-4-sulfonamide, 1-METHYLIMIDAZOLE-4-SULFONAMIDE and 1-METHYLIMIDAZOLE-4-SULPHONAMIDE. Key properties include a melting point of 222ºC, a boiling point of 457ºC at 760mmHg, a density of 1.61g/cm3 and a flash point of 230.2ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
111124-90-4
Jingsj CID
J-1359752-2
Molecular Formula
C4H7N3O2S
Chinese Name
1-甲基-1H-咪唑-4-磺酰胺
Molecular Weight
161.18200 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point222ºC
Boiling Point457ºC at 760mmHg
Density1.61g/cm3
Flash Point230.2ºC

Frequently Asked Questions

What is the CAS number of 1-methyl-1H-imidazole-4-sulfonamide?

The CAS number of 1-methyl-1H-imidazole-4-sulfonamide is 111124-90-4.

What are the molecular formula and molecular weight of 1-methyl-1H-imidazole-4-sulfonamide?

1-methyl-1H-imidazole-4-sulfonamide has molecular formula C4H7N3O2S and molecular weight 161.18200 g/mol.

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

Last updated:

How to cite: Jingsj. "1-methyl-1H-imidazole-4-sulfonamide (CAS 111124-90-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1359752-2 (accessed 2026-10-23).

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