2,5,6-triaminopyrimidin-4(1H)-one sulfate

2,5,6-三氨基-4-嘧啶醇硫酸盐

Also known as: 6-hydroxy-2,4,5-triaminopyrimidine sulfate, 2,4,5-triamino-6-hydroxypyrimidine sulfate, TAHP-sulfate, folic acid EP impurity B (sulphate)

2,5,6-triaminopyrimidin-4(1H)-one sulfate (CAS 39267-74-8) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C4H9N5O5S and a molecular weight of 239.21000 g/mol. It is also known as 6-hydroxy-2,4,5-triaminopyrimidine sulfate, 2,4,5-triamino-6-hydroxypyrimidine sulfate and TAHP-sulfate. Key property: a melting point of ≥300ºC(lit.). No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
39267-74-8
Jingsj CID
J-1004358-1
Molecular Formula
C4H9N5O5S
Chinese Name
2,5,6-三氨基-4-嘧啶醇硫酸盐
Molecular Weight
239.21000 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point≥300ºC(lit.)

Frequently Asked Questions

What is the CAS number of 2,5,6-triaminopyrimidin-4(1H)-one sulfate?

The CAS number of 2,5,6-triaminopyrimidin-4(1H)-one sulfate is 39267-74-8.

What are the molecular formula and molecular weight of 2,5,6-triaminopyrimidin-4(1H)-one sulfate?

2,5,6-triaminopyrimidin-4(1H)-one sulfate has molecular formula C4H9N5O5S and molecular weight 239.21000 g/mol.

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

Last updated:

How to cite: Jingsj. "2,5,6-triaminopyrimidin-4(1H)-one sulfate (CAS 39267-74-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1004358-1 (accessed 2026-10-25).

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