3-Phenylpyrazole-5-carboxylic acid hydrate

3-苯基吡唑-5-甲酸水合物

Also known as: 5-Phenyl-1H-pyrazole-3-carboxylic acid, 3-Phenyl-1H-pyrazole-5-carboxylic acid, 3-Phenylpyrazole-5-carboxylic acid hydrate, 1H-Pyrazole-3-carboxylic acid, 5-phenyl-, 3-Carboxy-5-phenyl-1H-pyrazole, (3-Carboxy-1H-pyrazol-5-yl)benzene

3-Phenylpyrazole-5-carboxylic acid hydrate (CAS 5071-61-4) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C10H8N2O2 and a molecular weight of 188.183 g/mol. It is also known as 5-Phenyl-1H-pyrazole-3-carboxylic acid, 3-Phenyl-1H-pyrazole-5-carboxylic acid and 1H-Pyrazole-3-carboxylic acid, 5-phenyl-. Key properties include a melting point of 238-242ºC (dec.)(lit.), a boiling point of 496.5±33.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 254.1±25.4 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
5071-61-4
Jingsj CID
J-1360825-5
Molecular Formula
C10H8N2O2
Chinese Name
3-苯基吡唑-5-甲酸水合物
Molecular Weight
188.183 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point238-242ºC (dec.)(lit.)
Boiling Point496.5±33.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point254.1±25.4 °C

Frequently Asked Questions

What is the CAS number of 3-Phenylpyrazole-5-carboxylic acid hydrate?

The CAS number of 3-Phenylpyrazole-5-carboxylic acid hydrate is 5071-61-4.

What are the molecular formula and molecular weight of 3-Phenylpyrazole-5-carboxylic acid hydrate?

3-Phenylpyrazole-5-carboxylic acid hydrate has molecular formula C10H8N2O2 and molecular weight 188.183 g/mol.

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

Last updated:

How to cite: Jingsj. "3-Phenylpyrazole-5-carboxylic acid hydrate (CAS 5071-61-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1360825-5 (accessed 2026-10-22).

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