5-Methoxypyrimidine
Also known as: Pyrimidine, 5-methoxy-, 5-Methoxypyrimidine, Pyrimidine, 5-methoxy- (6CI,7CI,8CI,9CI)
5-Methoxypyrimidine (CAS 31458-33-0) 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 melting point of 46-47℃, a boiling point of 181.7±13.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 64.4±10.1 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 31458-33-0
- Jingsj CID
- J-1080658-3
- 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
| Melting Point | 46-47℃ |
|---|---|
| Boiling Point | 181.7±13.0 °C at 760 mmHg |
| Density | 1.1±0.1 g/cm3 |
| Flash Point | 64.4±10.1 °C |
| Exact Mass | 110.048012 |
| PSA | 35.01000 |
| LogP | 0.05 |
| Vapor Pressure | 1.1±0.3 mmHg at 25°C |
| Refractive Index | 1.495 |
| Storage Conditions | 2-8°C |
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 5-Methoxypyrimidine?
The CAS number of 5-Methoxypyrimidine is 31458-33-0.
What are the molecular formula and molecular weight of 5-Methoxypyrimidine?
5-Methoxypyrimidine has molecular formula C5H6N2O and molecular weight 110.114 g/mol.
What are the upstream and downstream products of 5-Methoxypyrimidine?
For 5-Methoxypyrimidine, Upstream Products: 5-Bromopyrimidine, Methanol, Sodium methoxide; Downstream Products: 4-Amino-5-methoxypyrimidine, Pyrimidin-5-ol, 5-methoxypyrimidin-4(1H)-one.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "5-Methoxypyrimidine (CAS 31458-33-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1080658-3 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.