1-(1H-benzimidazol-2-yl)-2,2-dibromoethanone

1-(1H-苯并咪唑-2-基)-2,2-二溴乙酮

Also known as: 2-(dibromoacetyl)benzimidazole hydrobromide, 2-(dibromoacetyl benzimidazole hydro bromic acid salt, 1-(1H-benzoimidazol-2-yl)-2,2-dibromo-ethanone, Ethanone, 1-(1H-benzimidazol-2-yl)-2,2-dibromo-

1-(1H-benzimidazol-2-yl)-2,2-dibromoethanone (CAS 56653-42-0) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C9H7Br3N2O and a molecular weight of 398.87700 g/mol. It is also known as 2-(dibromoacetyl)benzimidazole hydrobromide, 2-(dibromoacetyl benzimidazole hydro bromic acid salt and 1-(1H-benzoimidazol-2-yl)-2,2-dibromo-ethanone. Key properties include a melting point of 171-173ºC, a boiling point of 399.3ºC at 760 mmHg, a density of 2.073 and a flash point of 195.3ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
56653-42-0
Jingsj CID
J-1178631-7
Molecular Formula
C9H7Br3N2O
Chinese Name
1-(1H-苯并咪唑-2-基)-2,2-二溴乙酮
Molecular Weight
398.87700 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point171-173ºC
Boiling Point399.3ºC at 760 mmHg
Density2.073
Flash Point195.3ºC

Frequently Asked Questions

What is the CAS number of 1-(1H-benzimidazol-2-yl)-2,2-dibromoethanone?

The CAS number of 1-(1H-benzimidazol-2-yl)-2,2-dibromoethanone is 56653-42-0.

What are the molecular formula and molecular weight of 1-(1H-benzimidazol-2-yl)-2,2-dibromoethanone?

1-(1H-benzimidazol-2-yl)-2,2-dibromoethanone has molecular formula C9H7Br3N2O and molecular weight 398.87700 g/mol.

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

Last updated:

How to cite: Jingsj. "1-(1H-benzimidazol-2-yl)-2,2-dibromoethanone (CAS 56653-42-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1178631-7 (accessed 2026-10-25).

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