1-(tert-Butyl)-5-methyl-1H-pyrazole-4-carboxylic acid

1-叔丁基-5-甲基-1H-吡唑-4-羧酸

Also known as: 1H-Pyrazole-4-carboxylic acid, 1-(1,1-dimethylethyl)-5-methyl-, 1-tert-butyl-5-methyl-1H-pyrazole-4-carboxylic acid, tertbutylmethylpyrazolecarboxylicacid, 5-Methyl-1-(2-methyl-2-propanyl)-1H-pyrazole-4-carboxylic acid, 1-tert-Butyl-5-methylpyrazole-4-carboxylic acid, 1-(1,1-Dimethylethyl)-5-methyl-1H-pyrazole-4-carboxylic acid

1-(tert-Butyl)-5-methyl-1H-pyrazole-4-carboxylic acid (CAS 288251-51-4) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C9H14N2O2 and a molecular weight of 182.22000 g/mol. It is also known as 1H-Pyrazole-4-carboxylic acid, 1-(1,1-dimethylethyl)-5-methyl-, 1-tert-butyl-5-methyl-1H-pyrazole-4-carboxylic acid and tertbutylmethylpyrazolecarboxylicacid. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
288251-51-4
Jingsj CID
J-1156205-0
Molecular Formula
C9H14N2O2
Chinese Name
1-叔丁基-5-甲基-1H-吡唑-4-羧酸
Molecular Weight
182.22000 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Frequently Asked Questions

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

The CAS number of 1-(tert-Butyl)-5-methyl-1H-pyrazole-4-carboxylic acid is 288251-51-4.

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

1-(tert-Butyl)-5-methyl-1H-pyrazole-4-carboxylic acid has molecular formula C9H14N2O2 and molecular weight 182.22000 g/mol.

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

Last updated:

How to cite: Jingsj. "1-(tert-Butyl)-5-methyl-1H-pyrazole-4-carboxylic acid (CAS 288251-51-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1156205-0 (accessed 2026-10-25).

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