2,6-Diaminopyrimidin-4-ol

2,6-二氨基-4-嘧啶醇

Also known as: 2,4-Diamino-6-hydroxypyrimidine, 2,6-Diamino-4(1H)-pyrimidinone, 2,6-Diamino-4-hydroxyPyrimidine, 2,6-Diaminopyrimidin-4(1H)-one, 2,6-Diaminopyrimidin-4-one, 2,6-diaminopyrimidin-4(3H)-one, 4-Pyrimidinol, 2,6-diamino-, 6-Hydroxy-2,4-pyrimidinediamine

2,6-Diaminopyrimidin-4-ol (CAS 100643-27-4) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C4H6N4O and a molecular weight of 126.117 g/mol. It is also known as 2,4-Diamino-6-hydroxypyrimidine, 2,6-Diamino-4(1H)-pyrimidinone and 2,6-Diamino-4-hydroxyPyrimidine. Key properties include a melting point of 285-286°C, a boiling point of 524.0±53.0 °C at 760 mmHg, a density of 1.6±0.1 g/cm3 and a flash point of 270.7±30.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
100643-27-4
Jingsj CID
J-1523106-8
Molecular Formula
C4H6N4O
Chinese Name
2,6-二氨基-4-嘧啶醇
Molecular Weight
126.117 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point285-286°C
Boiling Point524.0±53.0 °C at 760 mmHg
Density1.6±0.1 g/cm3
Flash Point270.7±30.9 °C

Frequently Asked Questions

What is the CAS number of 2,6-Diaminopyrimidin-4-ol?

The CAS number of 2,6-Diaminopyrimidin-4-ol is 100643-27-4.

What are the molecular formula and molecular weight of 2,6-Diaminopyrimidin-4-ol?

2,6-Diaminopyrimidin-4-ol has molecular formula C4H6N4O and molecular weight 126.117 g/mol.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "2,6-Diaminopyrimidin-4-ol (CAS 100643-27-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1523106-8 (accessed 2026-10-22).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.