1-(methylsulfonyl)-1H-benzimidazole

1-甲烷磺酰基苯并咪唑

Also known as: 1H-Benzimidazole, 1-(methylsulfonyl)-, 1-mesylbenzimidazole, 1-methanesulfonyl-1H-benzoimidazole, 1-methylsulfonylbenzimidazole, methanesulfonic acid benzimidazolide

1-(methylsulfonyl)-1H-benzimidazole (CAS 43215-10-7) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C8H8N2O2S and a molecular weight of 196.22600 g/mol. It is also known as 1H-Benzimidazole, 1-(methylsulfonyl)-, 1-mesylbenzimidazole and 1-methanesulfonyl-1H-benzoimidazole. Key properties include a boiling point of 380.5ºC at 760mmHg, a density of 1.4g/cm3 and a flash point of 183.9ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
43215-10-7
Jingsj CID
J-16946-6
Molecular Formula
C8H8N2O2S
Chinese Name
1-甲烷磺酰基苯并咪唑
Molecular Weight
196.22600 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point380.5ºC at 760mmHg
Density1.4g/cm3
Flash Point183.9ºC

Frequently Asked Questions

What is the CAS number of 1-(methylsulfonyl)-1H-benzimidazole?

The CAS number of 1-(methylsulfonyl)-1H-benzimidazole is 43215-10-7.

What are the molecular formula and molecular weight of 1-(methylsulfonyl)-1H-benzimidazole?

1-(methylsulfonyl)-1H-benzimidazole has molecular formula C8H8N2O2S and molecular weight 196.22600 g/mol.

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

Last updated:

How to cite: Jingsj. "1-(methylsulfonyl)-1H-benzimidazole (CAS 43215-10-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-16946-6 (accessed 2026-10-24).

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