3-Methyl-1-phenyl-1H-pyrazole-4,5-diamine

3-甲基-1-苯基-1H-吡唑-4,5-二胺

Also known as: 5-methyl-2-phenylpyrazole-3,4-diamine, 3-methyl-1-phenyl-1H-pyrazol-4,5-yldiamine, 4,5-diamino-3-methyl-1-phenyl-1H-pyrazole, 4,5-diamino-3-methyl-1-phenyl-pyrazole, 5-methyl-2-phenyl-2H-pyrazole-3,4-diamine, 1-phenyl-3-methyl-4,5-diaminopyrazole, 1H-Pyrazole-4,5-diamine, 3-methyl-1-phenyl-, CHEMBRDG-BB 4023569

3-Methyl-1-phenyl-1H-pyrazole-4,5-diamine (CAS 52943-88-1) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C10H12N4 and a molecular weight of 188.22900 g/mol. It is also known as 5-methyl-2-phenylpyrazole-3,4-diamine, 3-methyl-1-phenyl-1H-pyrazol-4,5-yldiamine and 4,5-diamino-3-methyl-1-phenyl-1H-pyrazole. Key properties include a boiling point of 371.5ºC at 760 mmHg, a density of 1.3g/cm3 and a flash point of 178.5ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
52943-88-1
Jingsj CID
J-863862-3
Molecular Formula
C10H12N4
Chinese Name
3-甲基-1-苯基-1H-吡唑-4,5-二胺
Molecular Weight
188.22900 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point371.5ºC at 760 mmHg
Density1.3g/cm3
Flash Point178.5ºC

Frequently Asked Questions

What is the CAS number of 3-Methyl-1-phenyl-1H-pyrazole-4,5-diamine?

The CAS number of 3-Methyl-1-phenyl-1H-pyrazole-4,5-diamine is 52943-88-1.

What are the molecular formula and molecular weight of 3-Methyl-1-phenyl-1H-pyrazole-4,5-diamine?

3-Methyl-1-phenyl-1H-pyrazole-4,5-diamine has molecular formula C10H12N4 and molecular weight 188.22900 g/mol.

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

Last updated:

How to cite: Jingsj. "3-Methyl-1-phenyl-1H-pyrazole-4,5-diamine (CAS 52943-88-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-863862-3 (accessed 2026-10-24).

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