ethyl 4-bromo-5-tert-butyl-1H-pyrazole-3-carboxylate

4-溴-5-叔丁基-1H-吡唑-3-甲酸乙酯

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

ethyl 4-bromo-5-tert-butyl-1H-pyrazole-3-carboxylate (CAS 83405-75-8) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C10H15BrN2O2 and a molecular weight of 275.14 g/mol. It is also known as 1H-Pyrazole-3-carboxylic acid, 4-bromo-5-(1,1-dimethylethyl)-, ethyl ester, 4-Bromo-5-tert-butyl-2H-pyrazole-3-carboxylic acid ethyl ester and ethyl 4-bromo-3-(tert-butyl)-1H-pyrazole-5-carboxylate. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
83405-75-8
Jingsj CID
J-121852-9
Molecular Formula
C10H15BrN2O2
Chinese Name
4-溴-5-叔丁基-1H-吡唑-3-甲酸乙酯
Molecular Weight
275.14 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Frequently Asked Questions

What is the CAS number of ethyl 4-bromo-5-tert-butyl-1H-pyrazole-3-carboxylate?

The CAS number of ethyl 4-bromo-5-tert-butyl-1H-pyrazole-3-carboxylate is 83405-75-8.

What are the molecular formula and molecular weight of ethyl 4-bromo-5-tert-butyl-1H-pyrazole-3-carboxylate?

ethyl 4-bromo-5-tert-butyl-1H-pyrazole-3-carboxylate has molecular formula C10H15BrN2O2 and molecular weight 275.14 g/mol.

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

Last updated:

How to cite: Jingsj. "ethyl 4-bromo-5-tert-butyl-1H-pyrazole-3-carboxylate (CAS 83405-75-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-121852-9 (accessed 2026-10-24).

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