1-(1-Methyl-1H-benzimidazol-2-yl)ethanone

Also known as: Ethanone, 1-(1-methyl-1H-benzimidazol-2-yl)- (9CI), 2-acetyl-1-methylbenzimidazole, 2-acetyl-1-methyl-1H-benzimidazole, 1-(1-methyl-1H-benzo[d]imidazol-2-yl)ethanone, 1-(1-methylbenzimidazol-2-yl)ethanone, 1-methyl-2-acetylbenzimidazole, N-methyl-2-acetyl-benzimidazole

1-(1-Methyl-1H-benzimidazol-2-yl)ethanone (CAS 942-25-6) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C10H10N2O and a molecular weight of 174.19900 g/mol. Key properties include a boiling point of 327.8ºC at 760 mmHg, a density of 1.18g/cm3 and a flash point of 152ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 942-25-6
Jingsj CID: J-1500211-6
Molecular Formula: C₁₀H₁₀N₂O
Molecular Weight: 174.19900 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	327.8ºC at 760 mmHg
Density	1.18g/cm3
Flash Point	152ºC
Exact Mass	174.07900
PSA	34.89000
LogP	1.77590
Refractive Index	1.608

Customs & Trade Information

HS Code	2933990090
Summary	2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. 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 1-(1-Methyl-1H-benzimidazol-2-yl)ethanone?

The CAS number of 1-(1-Methyl-1H-benzimidazol-2-yl)ethanone is 942-25-6.

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

1-(1-Methyl-1H-benzimidazol-2-yl)ethanone has molecular formula C10H10N2O and molecular weight 174.19900 g/mol.

What are the upstream and downstream products of 1-(1-Methyl-1H-benzimidazol-2-yl)ethanone?

For 1-(1-Methyl-1H-benzimidazol-2-yl)ethanone, Upstream Products: 1H-Benzimidazole-2-methanol, a,1-dimethyl- (9CI), Dimethyl sulfate, 2-Acetylbenzimidazole; Downstream Products: 1H-Benzimidazole-2-methanol, a,1-dimethyl- (9CI), 2-bromo-1-(1-methyl-1H-benzimidazol-2-yl)-1-ethanone.

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

Last updated: 8/21/2026

How to cite: Jingsj. "1-(1-Methyl-1H-benzimidazol-2-yl)ethanone (CAS 942-25-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1500211-6 (accessed 2026-11-09).

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