5-Isopropyl-4-nitro-1H-pyrazole-3-carboxylic acid

5-异丙基-4-硝基-1H-吡唑-3-羧酸

Also known as: 1H-Pyrazole-3-carboxylic acid, 5-(1-methylethyl)-4-nitro-, 1H-Pyrazole-3-carboxylic acid,5-(1-methylethyl)-4-nitro, 3-Isopropyl-4-nitro-1H-pyrazole-5-carboxylic acid, 3-isopropyl-4-nitro-1H-pyrazole-5-carboxylic acid, 3-isopropyl-4-nitropyrazole-5-carboxylic acid, 3-isopropyl-4-nitropyrazolecarboxylic acid, 4-nitro-5-(propan-2-yl)-1H-pyrazole-3-carboxylic acid, 4-nitro-5-propan-2-yl-1H-pyrazole-3-carboxylic acid, 5-Isopropyl-4-nitro-1H-pyrazol-3-carboxylic acid, 5-isopropyl-4-nitro-1(2)H-pyrazole-3-carboxylic acid, 5-isopropyl-4-nitro-2H-pyrazole-3-carboxylic acid, 5-isopropyl-4-nitropyrazole-3-carboxylic acid

5-Isopropyl-4-nitro-1H-pyrazole-3-carboxylic acid (CAS 141721-97-3) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C7H9N3O4 and a molecular weight of 199.16400 g/mol. It is also known as 1H-Pyrazole-3-carboxylic acid, 5-(1-methylethyl)-4-nitro-, 1H-Pyrazole-3-carboxylic acid,5-(1-methylethyl)-4-nitro and 3-Isopropyl-4-nitro-1H-pyrazole-5-carboxylic acid. Key property: a boiling point of 468.3±45.0°C at 760 mmHg. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
141721-97-3
Jingsj CID
J-1386390-0
Molecular Formula
C7H9N3O4
Chinese Name
5-异丙基-4-硝基-1H-吡唑-3-羧酸
Molecular Weight
199.16400 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point468.3±45.0°C at 760 mmHg

Frequently Asked Questions

What is the CAS number of 5-Isopropyl-4-nitro-1H-pyrazole-3-carboxylic acid?

The CAS number of 5-Isopropyl-4-nitro-1H-pyrazole-3-carboxylic acid is 141721-97-3.

What are the molecular formula and molecular weight of 5-Isopropyl-4-nitro-1H-pyrazole-3-carboxylic acid?

5-Isopropyl-4-nitro-1H-pyrazole-3-carboxylic acid has molecular formula C7H9N3O4 and molecular weight 199.16400 g/mol.

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

Last updated:

How to cite: Jingsj. "5-Isopropyl-4-nitro-1H-pyrazole-3-carboxylic acid (CAS 141721-97-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1386390-0 (accessed 2026-10-26).

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