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2-Acetylimidazole

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 C5H6N2O and a molecular weight of 110.11600 g/mol. 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 Nov 2, 2026.

CAS No.
53981-69-4
Jingsj CID
J-978724-0
Molecular Formula
C5H6N2O
Molecular Weight
110.11600 g/mol
Category
Pharma Intermediates
Last updated
11/2/2026

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Physicochemical Properties

Boiling Point269.4ºC at 760mmHg
Density1.19g/cm3
Flash Point120.8ºC
Exact Mass146.024689
PSA45.75000
LogP1.41430
Refractive Index1.535

Customs & Trade Information

HS Code2933290090
Summary2933290090. other compounds containing an unfused imidazole ring (whether or not hydrogenated) in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

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 C5H6N2O and molecular weight 110.11600 g/mol.

Data compiled from public chemical databases such as PubChem 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-978724-0 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.