4-CHLORO-1,3-DIETHYL-1H-PYRAZOLE-5-CARBOXYLIC ACID

4-氯-1,3-二乙基-1H-吡唑-5-羧酸

Also known as: 1H-Pyrazole-5-carboxylic acid, 4-chloro-1,3-diethyl-, 4-chloranyl-2,5-diethyl-pyrazole-3-carboxylic acid, 4-chloro-2,5-diethyl-3-pyrazolecarboxylic acid, 4-chloro-2,5-diethylpyrazole-3-carboxylic acid

4-CHLORO-1,3-DIETHYL-1H-PYRAZOLE-5-CARBOXYLIC ACID (CAS 128537-59-7) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C8H11ClN2O2 and a molecular weight of 202.63800 g/mol. It is also known as 1H-Pyrazole-5-carboxylic acid, 4-chloro-1,3-diethyl-, 4-chloranyl-2,5-diethyl-pyrazole-3-carboxylic acid and 4-chloro-2,5-diethyl-3-pyrazolecarboxylic acid. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 128537-59-7
Jingsj CID: J-1483998-2
Molecular Formula: C₈H₁₁ClN₂O₂
Chinese Name: 4-氯-1,3-二乙基-1H-吡唑-5-羧酸
Molecular Weight: 202.63800 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of 4-CHLORO-1,3-DIETHYL-1H-PYRAZOLE-5-CARBOXYLIC ACID?

The CAS number of 4-CHLORO-1,3-DIETHYL-1H-PYRAZOLE-5-CARBOXYLIC ACID is 128537-59-7.

What are the molecular formula and molecular weight of 4-CHLORO-1,3-DIETHYL-1H-PYRAZOLE-5-CARBOXYLIC ACID?

4-CHLORO-1,3-DIETHYL-1H-PYRAZOLE-5-CARBOXYLIC ACID has molecular formula C8H11ClN2O2 and molecular weight 202.63800 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-1,3-DIETHYL-1H-PYRAZOLE-5-CARBOXYLIC ACID (CAS 128537-59-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1483998-2 (accessed 2026-10-25).

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