2-Methyl-5-pyrimidinamine
Also known as: 5-Amino-2-methylpyrimidine, 2-methylpyrimidin-5-amine, 2-methyl-5-pyrimidinamine, 2-methylpyrimidine-5-amine, 2-Methyl-5-pyrimidinamin, 2-Methyl-pyrimidin-5-ylamin, 5-Pyrimidinamine, 2-methyl-, 5-Pyrimidinamine, 2-methyl- (9CI), NSC 165371
2-Methyl-5-pyrimidinamine (CAS 39889-94-6) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C5H7N3 and a molecular weight of 109.129 g/mol. Key properties include a melting point of 158-161ºC, a boiling point of 222.2±13.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 110.7±7.0 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 39889-94-6
- Jingsj CID
- J-19293-8
- Molecular Formula
- C5H7N3
- Molecular Weight
- 109.129 g/mol
- Category
- Pharma Intermediates
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 158-161ºC |
|---|---|
| Boiling Point | 222.2±13.0 °C at 760 mmHg |
| Density | 1.2±0.1 g/cm3 |
| Flash Point | 110.7±7.0 °C |
| Exact Mass | 109.063995 |
| PSA | 51.80000 |
| LogP | -0.28 |
| Vapor Pressure | 0.1±0.4 mmHg at 25°C |
| Refractive Index | 1.582 |
| 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 2-Methyl-5-pyrimidinamine?
The CAS number of 2-Methyl-5-pyrimidinamine is 39889-94-6.
What are the molecular formula and molecular weight of 2-Methyl-5-pyrimidinamine?
2-Methyl-5-pyrimidinamine has molecular formula C5H7N3 and molecular weight 109.129 g/mol.
What are the upstream and downstream products of 2-Methyl-5-pyrimidinamine?
For 2-Methyl-5-pyrimidinamine, Upstream Products: 4,6-dichloro-2-methylpyrimidin-5-amine.
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-Methyl-5-pyrimidinamine (CAS 39889-94-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-19293-8 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.