2-Acetylimidazole

2-乙酰基咪唑

Also known as: 1-(1H-Imidazol-2-yl)ethanone, 1-(1H-Imidazol-2-yl)-1-ethanone, 1-(1H-imidazol-2-yl)ethan-1-one, Ethanone, 1-(1H-imidazol-2-yl)-

2-Acetylimidazole (CAS 53981-69-4) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C5H7ClN2O and a molecular weight of 146.575 g/mol. It is also known as 1-(1H-Imidazol-2-yl)ethanone, 1-(1H-Imidazol-2-yl)-1-ethanone and 1-(1H-imidazol-2-yl)ethan-1-one. Key properties include a boiling point of 269.4ºC at 760mmHg, a density of 1.19g/cm3 and a flash point of 120.8ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
53981-69-4
Jingsj CID
J-978724-7
Molecular Formula
C5H7ClN2O
Chinese Name
2-乙酰基咪唑
Molecular Weight
146.575 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point269.4ºC at 760mmHg
Density1.19g/cm3
Flash Point120.8ºC

Frequently Asked Questions

What is the CAS number of 2-Acetylimidazole?

The CAS number of 2-Acetylimidazole is 53981-69-4.

What are the molecular formula and molecular weight of 2-Acetylimidazole?

2-Acetylimidazole has molecular formula C5H7ClN2O and molecular weight 146.575 g/mol.

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

Last updated:

How to cite: Jingsj. "2-Acetylimidazole (CAS 53981-69-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-978724-7 (accessed 2026-10-22).

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