1H-Tetrazole-1,5-diamine

1H-四唑-1,5-二胺

Also known as: 1,5-Diamino-1H-tetrazole, 1,5-Diaminotetrazole, 1,5-diamino-1H-1,2,3,4-tetrazole, Tetrazole-1,5-diamine, (5-Aminotetrazol-1-yl)amine, AKOS B007034, ART-CHEM-BB B007034, ASINEX-REAG BAS 10309683, TIMTEC-BB SBB000033

1H-Tetrazole-1,5-diamine (CAS 2165-21-1) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula CH4N6 and a molecular weight of 100.08300 g/mol. It is also known as 1,5-Diamino-1H-tetrazole, 1,5-Diaminotetrazole and 1,5-diamino-1H-1,2,3,4-tetrazole. Key properties include a boiling point of 399.7ºC at 760 mmHg, a density of 2.62g/cm3 and a flash point of 195.5ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
2165-21-1
Jingsj CID
J-1495078-4
Molecular Formula
CH4N6
Chinese Name
1H-四唑-1,5-二胺
Molecular Weight
100.08300 g/mol
Category
Organic Bases
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point399.7ºC at 760 mmHg
Density2.62g/cm3
Flash Point195.5ºC

Frequently Asked Questions

What is the CAS number of 1H-Tetrazole-1,5-diamine?

The CAS number of 1H-Tetrazole-1,5-diamine is 2165-21-1.

What are the molecular formula and molecular weight of 1H-Tetrazole-1,5-diamine?

1H-Tetrazole-1,5-diamine has molecular formula CH4N6 and molecular weight 100.08300 g/mol.

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

Last updated:

How to cite: Jingsj. "1H-Tetrazole-1,5-diamine (CAS 2165-21-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1495078-4 (accessed 2026-10-22).

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