2-Methylpyrimidin-4(3H)-one
Also known as: 2-Methyl-4(3H)-pyrimidinone, 2-Methyl-4-hydroxypyrimidine, 2-Methyl-4-pyrimidinol, 4-Hydroxy-2-methylpyrimidine, 2-Methylpyrimidin-4(1H)-one, 2-Methylpyrimidin-4-ol, 2-Methylpyrimidine-4(3H)-one, 2-Methylpyrimidine-4-ol, 2-methyl-3H-pyrimidin-4-one, 4(1H)-Pyrimidinone,2-methyl-, 4(3H)-Pyrimidinone,2-methyl-, 4-pyrimidinol,2-methyl-
2-Methylpyrimidin-4(3H)-one (CAS 19875-04-8) 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 110.114 g/mol. Key properties include a boiling point of 190.3ºC at 760mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 68.9ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 19875-04-8
- Jingsj CID
- J-968426-8
- Molecular Formula
- C5H6N2O
- Molecular Weight
- 110.114 g/mol
- Category
- Pharma Intermediates
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Boiling Point | 190.3ºC at 760mmHg |
|---|---|
| Density | 1.2±0.1 g/cm3 |
| Flash Point | 68.9ºC |
| Exact Mass | 110.048012 |
| PSA | 45.75000 |
| LogP | -0.77 |
| Vapor Pressure | 0.545mmHg at 25°C |
| Refractive Index | 1.577 |
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 2-Methylpyrimidin-4(3H)-one?
The CAS number of 2-Methylpyrimidin-4(3H)-one is 19875-04-8.
What are the molecular formula and molecular weight of 2-Methylpyrimidin-4(3H)-one?
2-Methylpyrimidin-4(3H)-one has molecular formula C5H6N2O and molecular weight 110.114 g/mol.
What are the upstream and downstream products of 2-Methylpyrimidin-4(3H)-one?
For 2-Methylpyrimidin-4(3H)-one, Upstream Products: Ethyl (E)-3-ethoxyacrylate, Acetamidine hydrochloride, Ethyl 3-oxopropanoate; Downstream Products: 5-iodo-2-methylpyrimidin-4(3H)-one, 4-chloro-5-iodo-2-methylpyrimidine, 4-Chloro-2-methylpyrimidine.
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-Methylpyrimidin-4(3H)-one (CAS 19875-04-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-968426-8 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.