1-(2-chlorophenyl)-5-methyl-1H-pyrazole-4-carboxylic acid

Also known as: 1H-Pyrazole-4-carboxylic acid, 1-(2-chlorophenyl)-5-methyl-

1-(2-chlorophenyl)-5-methyl-1H-pyrazole-4-carboxylic acid (CAS 187998-52-3) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C11H9ClN2O2 and a molecular weight of 236.65 g/mol. It is also known as 1H-Pyrazole-4-carboxylic acid, 1-(2-chlorophenyl)-5-methyl-. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 187998-52-3
Jingsj CID: J-1822609-8
Molecular Formula: C₁₁H₉ClN₂O₂
Molecular Weight: 236.65 g/mol
Category: Organic Compounds
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of 1-(2-chlorophenyl)-5-methyl-1H-pyrazole-4-carboxylic acid?

The CAS number of 1-(2-chlorophenyl)-5-methyl-1H-pyrazole-4-carboxylic acid is 187998-52-3.

What are the molecular formula and molecular weight of 1-(2-chlorophenyl)-5-methyl-1H-pyrazole-4-carboxylic acid?

1-(2-chlorophenyl)-5-methyl-1H-pyrazole-4-carboxylic acid has molecular formula C11H9ClN2O2 and molecular weight 236.65 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. "1-(2-chlorophenyl)-5-methyl-1H-pyrazole-4-carboxylic acid (CAS 187998-52-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1822609-8 (accessed 2026-10-24).

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