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3-(4-Nitrophenyl)-1H-pyrazole-4-carboxylic acid

3-(4-硝基苯基)-1H-吡唑-4-羧酸

Also known as: 5-(4-Nitrophenyl)-1H-pyrazole-4-carboxylic acid, 3-(4-Nitrophenyl)-pyrazole-4-carboxylic acid, 1H-pyrazole-4-carboxylic acid, 3-(4-nitrophenyl)-

3-(4-Nitrophenyl)-1H-pyrazole-4-carboxylic acid (CAS 35581-31-8) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C10H7N3O4 and a molecular weight of 233.18000 g/mol. It is also known as 5-(4-Nitrophenyl)-1H-pyrazole-4-carboxylic acid, 3-(4-Nitrophenyl)-pyrazole-4-carboxylic acid and 1H-pyrazole-4-carboxylic acid, 3-(4-nitrophenyl)-. Key properties include a boiling point of 514ºC at 760mmHg, a density of 1.547g/cm3 and a flash point of 264.6ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
35581-31-8
Jingsj CID
J-1348395-3
Molecular Formula
C10H7N3O4
Chinese Name
3-(4-硝基苯基)-1H-吡唑-4-羧酸
Molecular Weight
233.18000 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point514ºC at 760mmHg
Density1.547g/cm3
Flash Point264.6ºC

Frequently Asked Questions

What is the CAS number of 3-(4-Nitrophenyl)-1H-pyrazole-4-carboxylic acid?

The CAS number of 3-(4-Nitrophenyl)-1H-pyrazole-4-carboxylic acid is 35581-31-8.

What are the molecular formula and molecular weight of 3-(4-Nitrophenyl)-1H-pyrazole-4-carboxylic acid?

3-(4-Nitrophenyl)-1H-pyrazole-4-carboxylic acid has molecular formula C10H7N3O4 and molecular weight 233.18000 g/mol.

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

Last updated:

How to cite: Jingsj. "3-(4-Nitrophenyl)-1H-pyrazole-4-carboxylic acid (CAS 35581-31-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1348395-3 (accessed 2026-10-25).

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