N5,1-Dimethyl-1H-pyrazole-4,5-diamine

N5,1-二甲基-1H-吡唑-4,5-二胺

Also known as: 1H-Pyrazole-4,5-diamine, N5,1-dimethyl- (9CI), 1H-Pyrazole-4,5-diamine, N5,1-dimethyl-, 4-Amino-1-methyl-5-(methylamino)pyrazole, 4-amino-1-methyl-5-methylaminopyrazole, N,1-Dimethyl-1H-pyrazole-4,5-diamine

N5,1-Dimethyl-1H-pyrazole-4,5-diamine (CAS 155601-14-2) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C5H10N4 and a molecular weight of 126.160 g/mol. It is also known as 1H-Pyrazole-4,5-diamine, N5,1-dimethyl- (9CI), 1H-Pyrazole-4,5-diamine, N5,1-dimethyl- and 4-Amino-1-methyl-5-(methylamino)pyrazole. Key properties include a boiling point of 304.3±27.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 137.9±23.7 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 155601-14-2
Jingsj CID: J-1100076-5
Molecular Formula: C₅H₁₀N₄
Chinese Name: N5,1-二甲基-1H-吡唑-4,5-二胺
Molecular Weight: 126.160 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	304.3±27.0 °C at 760 mmHg
Density	1.3±0.1 g/cm3
Flash Point	137.9±23.7 °C

Frequently Asked Questions

What is the CAS number of N5,1-Dimethyl-1H-pyrazole-4,5-diamine?

The CAS number of N5,1-Dimethyl-1H-pyrazole-4,5-diamine is 155601-14-2.

What are the molecular formula and molecular weight of N5,1-Dimethyl-1H-pyrazole-4,5-diamine?

N5,1-Dimethyl-1H-pyrazole-4,5-diamine has molecular formula C5H10N4 and molecular weight 126.160 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "N5,1-Dimethyl-1H-pyrazole-4,5-diamine (CAS 155601-14-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1100076-5 (accessed 2026-10-26).

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