4,5,6-Triaminopyrimidine

4,5,6-三氨基嘧啶

Also known as: 4,5,6-Pyrimidinetriamine, Pyrimidine-4,5,6-triamine, Pyrimidine-4,5,6-triyltriamine, NSC 145059, NSC-145059

4,5,6-Triaminopyrimidine (CAS 118-70-7) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C4H7N5 and a molecular weight of 125.13200 g/mol. It is also known as 4,5,6-Pyrimidinetriamine, Pyrimidine-4,5,6-triamine and Pyrimidine-4,5,6-triyltriamine. Key properties include a boiling point of 406.2ºC at 760mmHg, a density of 1.512g/cm3 and a flash point of 228.5ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
118-70-7
Jingsj CID
J-1492797-9
Molecular Formula
C4H7N5
Chinese Name
4,5,6-三氨基嘧啶
Molecular Weight
125.13200 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point406.2ºC at 760mmHg
Density1.512g/cm3
Flash Point228.5ºC

Frequently Asked Questions

What is the CAS number of 4,5,6-Triaminopyrimidine?

The CAS number of 4,5,6-Triaminopyrimidine is 118-70-7.

What are the molecular formula and molecular weight of 4,5,6-Triaminopyrimidine?

4,5,6-Triaminopyrimidine has molecular formula C4H7N5 and molecular weight 125.13200 g/mol.

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

Last updated:

How to cite: Jingsj. "4,5,6-Triaminopyrimidine (CAS 118-70-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1492797-9 (accessed 2026-10-22).

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