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

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. 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-1518376-3
Molecular Formula: C₁₁H₆ClF₃N₂O₂
Molecular Weight: 290.62600 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	137ºC
Boiling Point	368.9ºC at 760 mmHg
Density	1.44g/cm3
Flash Point	176.9ºC
Exact Mass	290.00700
PSA	55.12000
LogP	3.24270
Refractive Index	1.557

Customs & Trade Information

HS Code	2933199090
Summary	2933199090. other compounds containing an unfused pyrazole ring (whether or not hydrogenated) in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

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.

What are the upstream and downstream products of 1-(4-Chlorophenyl)-5-(trifluoromethyl)-1H-pyrazole-4-carboxylic acid?

For 1-(4-Chlorophenyl)-5-(trifluoromethyl)-1H-pyrazole-4-carboxylic acid, Upstream Products: 4-Chlorophenylhydrazine hydrochloride, Ethyl 1-(4-chlorophenyl)-5-(trifluoromethyl)-1H-pyrazole-4-carboxylate, ethyl 2-(ethoxymethylene)-4,4,4-trifluoro-3-oxobutyrate.

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

Last updated: 8/21/2026

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-1518376-3 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.