5-methyl-4H-1,2,4-triazole-3,4-diamine

5-甲基-4H-1,2,4-三唑-3,4-二胺

Also known as: 3,4-diamino-5-methyl-1,2,4-triazole, 4H-1,2,4-triazole-3,4-diamine, 5-methyl-, 5-methyl-[1,2,4]triazole-3,4-diamine, 5-methyl-[1,2,4]triazole-3,4-diyldiamine

5-methyl-4H-1,2,4-triazole-3,4-diamine (CAS 21532-07-0) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C3H7N5 and a molecular weight of 113.12100 g/mol. It is also known as 3,4-diamino-5-methyl-1,2,4-triazole, 4H-1,2,4-triazole-3,4-diamine, 5-methyl- and 5-methyl-[1,2,4]triazole-3,4-diamine. Key properties include a boiling point of 387.2ºC at 760mmHg, a density of 1.74g/cm3 and a flash point of 188ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
21532-07-0
Jingsj CID
J-1520583-4
Molecular Formula
C3H7N5
Chinese Name
5-甲基-4H-1,2,4-三唑-3,4-二胺
Molecular Weight
113.12100 g/mol
Category
Organic Bases
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point387.2ºC at 760mmHg
Density1.74g/cm3
Flash Point188ºC

Frequently Asked Questions

What is the CAS number of 5-methyl-4H-1,2,4-triazole-3,4-diamine?

The CAS number of 5-methyl-4H-1,2,4-triazole-3,4-diamine is 21532-07-0.

What are the molecular formula and molecular weight of 5-methyl-4H-1,2,4-triazole-3,4-diamine?

5-methyl-4H-1,2,4-triazole-3,4-diamine has molecular formula C3H7N5 and molecular weight 113.12100 g/mol.

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

Last updated:

How to cite: Jingsj. "5-methyl-4H-1,2,4-triazole-3,4-diamine (CAS 21532-07-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1520583-4 (accessed 2026-10-22).

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