1-(pyrimidin-4-yl)ethanone

1-(嘧啶-4-基)乙酮

Also known as: 4-Acetylpyrimidine, 1-pyrimidin-4-ylethanone, 1-(4-pyrimidinyl)ethanone, 4-pyrimidinyl methyl ketone, 4-pyrimidyl methyl ketone, Methyl pyrimidin-4-yl ketone, Methyl 4-pyrimidyl ketone, Ethanone, 1-(4-pyrimidinyl)-

1-(pyrimidin-4-yl)ethanone (CAS 39870-05-8) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C6H6N2O and a molecular weight of 122.125 g/mol. It is also known as 4-Acetylpyrimidine, 1-pyrimidin-4-ylethanone and 1-(4-pyrimidinyl)ethanone. Key properties include a boiling point of 224.5±13.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 92.1±26.3 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
39870-05-8
Jingsj CID
J-1437542-6
Molecular Formula
C6H6N2O
Chinese Name
1-(嘧啶-4-基)乙酮
Molecular Weight
122.125 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point224.5±13.0 °C at 760 mmHg
Density1.1±0.1 g/cm3
Flash Point92.1±26.3 °C

Frequently Asked Questions

What is the CAS number of 1-(pyrimidin-4-yl)ethanone?

The CAS number of 1-(pyrimidin-4-yl)ethanone is 39870-05-8.

What are the molecular formula and molecular weight of 1-(pyrimidin-4-yl)ethanone?

1-(pyrimidin-4-yl)ethanone has molecular formula C6H6N2O and molecular weight 122.125 g/mol.

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

Last updated:

How to cite: Jingsj. "1-(pyrimidin-4-yl)ethanone (CAS 39870-05-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1437542-6 (accessed 2026-10-22).

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