1-(pyrimidin-4-yl)ethanone
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. 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-1437542-9
- Molecular Formula
- C6H6N2O
- Molecular Weight
- 122.125 g/mol
- Category
- Pharma Intermediates
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Boiling Point | 224.5±13.0 °C at 760 mmHg |
|---|---|
| Density | 1.1±0.1 g/cm3 |
| Flash Point | 92.1±26.3 °C |
| Exact Mass | 122.048012 |
| PSA | 42.85000 |
| LogP | 0.24 |
| Vapor Pressure | 0.1±0.4 mmHg at 25°C |
| Refractive Index | 1.516 |
Customs & Trade Information
| HS Code | 2933599090 |
|---|---|
| Summary | 2933599090. other compounds containing a pyrimidine ring (whether or not hydrogenated) or piperazine ring 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 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.
What are the upstream and downstream products of 1-(pyrimidin-4-yl)ethanone?
For 1-(pyrimidin-4-yl)ethanone, Upstream Products: Pyrimidine, ch3cho, Methylmagnesium chloride; Downstream Products: 2-Bromo-1-(pyrimidin-4-yl)ethanone hydrobromide.
Data compiled from public chemical databases such as PubChem 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-1437542-9 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.