4,6-Diamino-2-mercaptopyrimidine
Also known as: 4,6-Diaminopyrimidine-2-thiol, 2-Mercapto-4,6-diaminopyrimidine, 4,6-Diamino-2(1H)-pyrimidinethione, 4,6-Diamino-2-thiopyrimidine, 4,6-Diaminopyrimidine-2(1H)-thione, 6-Amino-2-thiocytosine, 2(1H)-Pyrimidinethione, 4,6-diamino-, EINECS 213-721-2, MFCD00006078
4,6-Diamino-2-mercaptopyrimidine (CAS 1004-39-3) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C4H6N4S and a molecular weight of 142.182 g/mol. Key properties include a melting point of >300 °C(lit.), a boiling point of 464.4±48.0 °C at 760 mmHg, a density of 1.5±0.1 g/cm3 and a flash point of 234.7±29.6 °C. No supplier offers are currently listed; request a quote. Record last updated Nov 3, 2026.
- CAS No.
- 1004-39-3
- Jingsj CID
- J-26433-5
- Molecular Formula
- C4H6N4S
- Molecular Weight
- 142.182 g/mol
- Category
- Pharma Intermediates
- Last updated
- 11/3/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | >300 °C(lit.) |
|---|---|
| Boiling Point | 464.4±48.0 °C at 760 mmHg |
| Density | 1.5±0.1 g/cm3 |
| Flash Point | 234.7±29.6 °C |
| Exact Mass | 142.031311 |
| PSA | 116.62000 |
| LogP | -3.63 |
| Vapor Pressure | 0.0±1.1 mmHg at 25°C |
| Refractive Index | 1.781 |
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 4,6-Diamino-2-mercaptopyrimidine?
The CAS number of 4,6-Diamino-2-mercaptopyrimidine is 1004-39-3.
What are the molecular formula and molecular weight of 4,6-Diamino-2-mercaptopyrimidine?
4,6-Diamino-2-mercaptopyrimidine has molecular formula C4H6N4S and molecular weight 142.182 g/mol.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "4,6-Diamino-2-mercaptopyrimidine (CAS 1004-39-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-26433-5 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.