Ethyl 5-bromo-1-(4-nitrophenyl)-1H-pyrazole-4-carboxylate

5-溴-1-(4-硝基苯基)-1H-吡唑-4-羧酸乙酯

Also known as: ETHYL 5-BROMO-1-(4-NITROPHENYL)-1H-PYRAZOLE-4-CARBOXYLATE, 5-Bromo-1-(4-nitrophenyl)-1H-pyrazole-4-carboxylic acid ethyl ester, Ethyl 5-bromo-1-(4-nitrophenyl)-1H-pyrazole-4-carboxylate, ethyl 5-bromo-1-(4-nitrophenyl)pyrazole-4-carboxylate, 1H-Pyrazole-4-carboxylic acid, 5-bromo-1-(4-nitrophenyl)-, ethyl ester

Ethyl 5-bromo-1-(4-nitrophenyl)-1H-pyrazole-4-carboxylate (CAS 1245258-74-5) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C12H10BrN3O4 and a molecular weight of 340.13000 g/mol. It is also known as ETHYL 5-BROMO-1-(4-NITROPHENYL)-1H-PYRAZOLE-4-CARBOXYLATE, 5-Bromo-1-(4-nitrophenyl)-1H-pyrazole-4-carboxylic acid ethyl ester and ethyl 5-bromo-1-(4-nitrophenyl)pyrazole-4-carboxylate. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 1245258-74-5
Jingsj CID: J-1514903-3
Molecular Formula: C₁₂H₁₀BrN₃O₄
Chinese Name: 5-溴-1-(4-硝基苯基)-1H-吡唑-4-羧酸乙酯
Molecular Weight: 340.13000 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of Ethyl 5-bromo-1-(4-nitrophenyl)-1H-pyrazole-4-carboxylate?

The CAS number of Ethyl 5-bromo-1-(4-nitrophenyl)-1H-pyrazole-4-carboxylate is 1245258-74-5.

What are the molecular formula and molecular weight of Ethyl 5-bromo-1-(4-nitrophenyl)-1H-pyrazole-4-carboxylate?

Ethyl 5-bromo-1-(4-nitrophenyl)-1H-pyrazole-4-carboxylate has molecular formula C12H10BrN3O4 and molecular weight 340.13000 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. "Ethyl 5-bromo-1-(4-nitrophenyl)-1H-pyrazole-4-carboxylate (CAS 1245258-74-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1514903-3 (accessed 2026-10-24).

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