5-(3,4-Dichlorophenyl)-1H-pyrazole-3-carboxylic acid

5-(3,4-二氯苯基)-1H-吡唑-3-羧酸

Also known as: 5-(3,4-DICHLOROPHENYL)-1H-PYRAZOLE-3-CARBOXYLIC ACID, 1H-Pyrazole-3-carboxylic acid, 5-(3,4-dichlorophenyl)-, 1H-pyrazole-5-carboxylic acid, 3-(3,4-dichlorophenyl)-, 3-(3,4-Dichlorophenyl)-1H-pyrazole-5-carboxylic acid, 3-(3,4-dichlorophenyl)-1H-pyrazole-5-carboxylate, 5-(3,4-Dichlorophenyl)-1H-pyrazol-3-carboxylic acid, AKOS B020534, ART-CHEM-BB B020534

5-(3,4-Dichlorophenyl)-1H-pyrazole-3-carboxylic acid (CAS 276684-04-9) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C10H6Cl2N2O2 and a molecular weight of 257.073 g/mol. It is also known as 5-(3,4-DICHLOROPHENYL)-1H-PYRAZOLE-3-CARBOXYLIC ACID, 1H-Pyrazole-3-carboxylic acid, 5-(3,4-dichlorophenyl)- and 1H-pyrazole-5-carboxylic acid, 3-(3,4-dichlorophenyl)-. Key properties include a boiling point of 541.4±50.0 °C at 760 mmHg, a density of 1.6±0.1 g/cm3 and a flash point of 281.2±30.1 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
276684-04-9
Jingsj CID
J-1583250-4
Molecular Formula
C10H6Cl2N2O2
Chinese Name
5-(3,4-二氯苯基)-1H-吡唑-3-羧酸
Molecular Weight
257.073 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point541.4±50.0 °C at 760 mmHg
Density1.6±0.1 g/cm3
Flash Point281.2±30.1 °C

Frequently Asked Questions

What is the CAS number of 5-(3,4-Dichlorophenyl)-1H-pyrazole-3-carboxylic acid?

The CAS number of 5-(3,4-Dichlorophenyl)-1H-pyrazole-3-carboxylic acid is 276684-04-9.

What are the molecular formula and molecular weight of 5-(3,4-Dichlorophenyl)-1H-pyrazole-3-carboxylic acid?

5-(3,4-Dichlorophenyl)-1H-pyrazole-3-carboxylic acid has molecular formula C10H6Cl2N2O2 and molecular weight 257.073 g/mol.

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

Last updated:

How to cite: Jingsj. "5-(3,4-Dichlorophenyl)-1H-pyrazole-3-carboxylic acid (CAS 276684-04-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1583250-4 (accessed 2026-10-25).

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