1-(4-Chlorophenyl)-5-(trifluoromethyl)-1H-pyrazole-4-carboxylic acid

1-(4-氯苯基)-5-(三氟甲基)-1H-吡唑-4-羧酸

Also known as: 1-(4-chlorophenyl)-5-(trifluoromethyl)-4-pyrazolecarboxylic acid, 2-(4-Chlorophenyl)-3-(trifluoromethyl)pyrazole-4-carboxylic acid, BUTTPARK 47/18-26, TIMTEC-BB SBB001190, SALOR-INT L251372-1EA

1-(4-Chlorophenyl)-5-(trifluoromethyl)-1H-pyrazole-4-carboxylic acid (CAS 98534-80-6) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C11H6ClF3N2O2 and a molecular weight of 290.62600 g/mol. It is also known as 1-(4-chlorophenyl)-5-(trifluoromethyl)-4-pyrazolecarboxylic acid, 2-(4-Chlorophenyl)-3-(trifluoromethyl)pyrazole-4-carboxylic acid and BUTTPARK 47/18-26. Key properties include a melting point of 137ºC, a boiling point of 368.9ºC at 760 mmHg, a density of 1.44g/cm3 and a flash point of 176.9ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
98534-80-6
Jingsj CID
J-1518376-1
Molecular Formula
C11H6ClF3N2O2
Chinese Name
1-(4-氯苯基)-5-(三氟甲基)-1H-吡唑-4-羧酸
Molecular Weight
290.62600 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point137ºC
Boiling Point368.9ºC at 760 mmHg
Density1.44g/cm3
Flash Point176.9ºC

Frequently Asked Questions

What is the CAS number of 1-(4-Chlorophenyl)-5-(trifluoromethyl)-1H-pyrazole-4-carboxylic acid?

The CAS number of 1-(4-Chlorophenyl)-5-(trifluoromethyl)-1H-pyrazole-4-carboxylic acid is 98534-80-6.

What are the molecular formula and molecular weight of 1-(4-Chlorophenyl)-5-(trifluoromethyl)-1H-pyrazole-4-carboxylic acid?

1-(4-Chlorophenyl)-5-(trifluoromethyl)-1H-pyrazole-4-carboxylic acid has molecular formula C11H6ClF3N2O2 and molecular weight 290.62600 g/mol.

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

Last updated:

How to cite: Jingsj. "1-(4-Chlorophenyl)-5-(trifluoromethyl)-1H-pyrazole-4-carboxylic acid (CAS 98534-80-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1518376-1 (accessed 2026-10-22).

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