1H-Benzimidazole,2-(methylsulfonyl)-(9CI)

2-(甲基磺酰基)-1H-苯并[D]咪唑

Also known as: 2-(Methylsulfonyl)benzimidazole, 2-(Methanesulfonyl)benzimidazole, 2-Methanesulfonyl-1H-benzoimidazole, 2-Methylsulfonyl-1H-benzimidazole, 2-Methanesulfonyl-1H-1,3-benzodiazole, NSC 191930

1H-Benzimidazole,2-(methylsulfonyl)-(9CI) (CAS 57159-81-6) 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 2-(Methylsulfonyl)benzimidazole, 2-(Methanesulfonyl)benzimidazole and 2-Methanesulfonyl-1H-benzoimidazole. Key properties include a boiling point of 419.6ºC at 760mmHg, a density of 1.433g/cm3 and a flash point of 207.6ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
57159-81-6
Jingsj CID
J-1450370-0
Molecular Formula
C8H8N2O2S
Chinese Name
2-(甲基磺酰基)-1H-苯并[D]咪唑
Molecular Weight
196.22600 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point419.6ºC at 760mmHg
Density1.433g/cm3
Flash Point207.6ºC

Frequently Asked Questions

What is the CAS number of 1H-Benzimidazole,2-(methylsulfonyl)-(9CI)?

The CAS number of 1H-Benzimidazole,2-(methylsulfonyl)-(9CI) is 57159-81-6.

What are the molecular formula and molecular weight of 1H-Benzimidazole,2-(methylsulfonyl)-(9CI)?

1H-Benzimidazole,2-(methylsulfonyl)-(9CI) 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. "1H-Benzimidazole,2-(methylsulfonyl)-(9CI) (CAS 57159-81-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1450370-0 (accessed 2026-10-22).

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