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

1-(4-甲氧基苯基)-5-(三氟甲基)-1H-吡唑-4-羧酸

Also known as: 1-(4-methoxyphenyl)-5-(trifluoromethyl)pyrazole-4-carboxylic acid, 1H-Pyrazole-4-carboxylic acid, 1-(4-methoxyphenyl)-5-(trifluoromethyl)-, MFCD03934806, I04-8588, 1-(4-Methoxyphenyl)-5-(trifluoromethyl)-1H-pyrazole-4-carboxylic acid

1-(4-methoxyphenyl)-5-(trifluoromethyl)-1H-pyrazole-4-carboxylic acid (CAS 98534-83-9) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C12H9F3N2O3 and a molecular weight of 286.20700 g/mol. It is also known as 1-(4-methoxyphenyl)-5-(trifluoromethyl)pyrazole-4-carboxylic acid, 1H-Pyrazole-4-carboxylic acid, 1-(4-methoxyphenyl)-5-(trifluoromethyl)- and MFCD03934806. Key properties include a melting point of 163-167ºC(lit.), a boiling point of 403.1ºC at 760 mmHg, a density of 1.44g/cm3 and a flash point of 197.6ºC. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
98534-83-9
Jingsj CID
J-37589-2
Molecular Formula
C12H9F3N2O3
Chinese Name
1-(4-甲氧基苯基)-5-(三氟甲基)-1H-吡唑-4-羧酸
Molecular Weight
286.20700 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point163-167ºC(lit.)
Boiling Point403.1ºC at 760 mmHg
Density1.44g/cm3
Flash Point197.6ºC

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

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

The CAS number of 1-(4-methoxyphenyl)-5-(trifluoromethyl)-1H-pyrazole-4-carboxylic acid is 98534-83-9.

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

1-(4-methoxyphenyl)-5-(trifluoromethyl)-1H-pyrazole-4-carboxylic acid has molecular formula C12H9F3N2O3 and molecular weight 286.20700 g/mol.

Is 1-(4-methoxyphenyl)-5-(trifluoromethyl)-1H-pyrazole-4-carboxylic acid hazardous?

1-(4-methoxyphenyl)-5-(trifluoromethyl)-1H-pyrazole-4-carboxylic acid has GHS signal word Warning.

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

Last updated:

How to cite: Jingsj. "1-(4-methoxyphenyl)-5-(trifluoromethyl)-1H-pyrazole-4-carboxylic acid (CAS 98534-83-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-37589-2 (accessed 2026-10-23).

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