4-Bromo-1-(tert-butyl)-3-methyl-1H-pyrazole-5-carboxylic acid

4-溴-1-叔丁基-3-甲基-1H-吡唑-5-羧酸

Also known as: 1H-Pyrazole-5-carboxylic acid, 4-bromo-1-(1,1-dimethylethyl)-3-methyl-, 4-Bromo-1-(1,1-dimethylethyl)-3-methyl-1H-pyrazole-5-carboxylic acid, 4-bromo-2-tert-butyl-5-methylpyrazole-3-carboxylic acid

4-Bromo-1-(tert-butyl)-3-methyl-1H-pyrazole-5-carboxylic acid (CAS 128537-60-0) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C9H13BrN2O2 and a molecular weight of 261.11600 g/mol. It is also known as 1H-Pyrazole-5-carboxylic acid, 4-bromo-1-(1,1-dimethylethyl)-3-methyl-, 4-Bromo-1-(1,1-dimethylethyl)-3-methyl-1H-pyrazole-5-carboxylic acid and 4-bromo-2-tert-butyl-5-methylpyrazole-3-carboxylic acid. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 128537-60-0
Jingsj CID: J-890141-3
Molecular Formula: C₉H₁₃BrN₂O₂
Chinese Name: 4-溴-1-叔丁基-3-甲基-1H-吡唑-5-羧酸
Molecular Weight: 261.11600 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of 4-Bromo-1-(tert-butyl)-3-methyl-1H-pyrazole-5-carboxylic acid?

The CAS number of 4-Bromo-1-(tert-butyl)-3-methyl-1H-pyrazole-5-carboxylic acid is 128537-60-0.

What are the molecular formula and molecular weight of 4-Bromo-1-(tert-butyl)-3-methyl-1H-pyrazole-5-carboxylic acid?

4-Bromo-1-(tert-butyl)-3-methyl-1H-pyrazole-5-carboxylic acid has molecular formula C9H13BrN2O2 and molecular weight 261.11600 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-Bromo-1-(tert-butyl)-3-methyl-1H-pyrazole-5-carboxylic acid (CAS 128537-60-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-890141-3 (accessed 2026-10-23).

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