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1-methyl-1H-pyrazole-4-carboxylic acid

1-甲基吡唑-4-甲酸

Also known as: 1-Methyl-1H-pyrazole-4-carboxylic acid, 1-Methylpyrazole-4-carboxylic acid, 1-Methyl-4-pyrazolecarboxylic acid, 1-Methyl-1H-pyrazole-4-carboxylate, 1-Methylpyrazole-4-carboxylate

1-methyl-1H-pyrazole-4-carboxylic acid (CAS 5952-92-1) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C5H6N2O2 and a molecular weight of 126.113 g/mol. It is also known as 1-Methyl-1H-pyrazole-4-carboxylic acid, 1-Methylpyrazole-4-carboxylic acid and 1-Methyl-4-pyrazolecarboxylic acid. Key properties include a melting point of 203-208ºC, a boiling point of 306.9±15.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 139.4±20.4 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
5952-92-1
Jingsj CID
J-1409725-8
Molecular Formula
C5H6N2O2
Chinese Name
1-甲基吡唑-4-甲酸
Molecular Weight
126.113 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point203-208ºC
Boiling Point306.9±15.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point139.4±20.4 °C

Frequently Asked Questions

What is the CAS number of 1-methyl-1H-pyrazole-4-carboxylic acid?

The CAS number of 1-methyl-1H-pyrazole-4-carboxylic acid is 5952-92-1.

What are the molecular formula and molecular weight of 1-methyl-1H-pyrazole-4-carboxylic acid?

1-methyl-1H-pyrazole-4-carboxylic acid has molecular formula C5H6N2O2 and molecular weight 126.113 g/mol.

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

Last updated:

How to cite: Jingsj. "1-methyl-1H-pyrazole-4-carboxylic acid (CAS 5952-92-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1409725-8 (accessed 2026-10-22).

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