4-chloro-3-ethyl-1H-pyrazole-5-carboxylic acid

4-氯-3-乙基-1H-吡唑-5-甲酸

Also known as: 1H-Pyrazole-3-carboxylic acid, 4-chloro-5-ethyl-, 4-CHLORO-5-ETHYL-1H-PYRAZOLE-3-CARBOXYLIC ACID, 4-Chloro-5-ethyl-2H-pyrazole-3-carboxylic acid

4-chloro-3-ethyl-1H-pyrazole-5-carboxylic acid (CAS 158668-22-5) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C6H7ClN2O2 and a molecular weight of 174.58 g/mol. It is also known as 1H-Pyrazole-3-carboxylic acid, 4-chloro-5-ethyl-, 4-CHLORO-5-ETHYL-1H-PYRAZOLE-3-CARBOXYLIC ACID and 4-Chloro-5-ethyl-2H-pyrazole-3-carboxylic acid. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 158668-22-5
Jingsj CID: J-466370-6
Molecular Formula: C₆H₇ClN₂O₂
Chinese Name: 4-氯-3-乙基-1H-吡唑-5-甲酸
Molecular Weight: 174.58 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

No offers for this compound yet.

Request a quote

Frequently Asked Questions

What is the CAS number of 4-chloro-3-ethyl-1H-pyrazole-5-carboxylic acid?

The CAS number of 4-chloro-3-ethyl-1H-pyrazole-5-carboxylic acid is 158668-22-5.

What are the molecular formula and molecular weight of 4-chloro-3-ethyl-1H-pyrazole-5-carboxylic acid?

4-chloro-3-ethyl-1H-pyrazole-5-carboxylic acid has molecular formula C6H7ClN2O2 and molecular weight 174.58 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. "4-chloro-3-ethyl-1H-pyrazole-5-carboxylic acid (CAS 158668-22-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-466370-6 (accessed 2026-10-25).

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