1-Phenyl-5-(trifluoromethyl)pyrazole-4-carbonyl chloride

1-苯基-5-三氟甲基吡唑-4-酰氯

Also known as: 1-Phenyl-5-(trifluoromethyl)-1H-pyrazole-4-carbonyl chloride, 1-Phenyl-5-(trifluoromethyl)pyrazole-4-carbonyl chloride, 1-Phenyl-5-(trifluoromethyl)-4-pyrazolecarbonyl chloride

1-Phenyl-5-(trifluoromethyl)pyrazole-4-carbonyl chloride (CAS 175137-14-1) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C11H6ClF3N2O and a molecular weight of 274.62600 g/mol. It is also known as 1-Phenyl-5-(trifluoromethyl)-1H-pyrazole-4-carbonyl chloride and 1-Phenyl-5-(trifluoromethyl)-4-pyrazolecarbonyl chloride. Key properties include a melting point of 40 °C, a boiling point of 110 °C, a density of 1.55g/cm3 and a flash point of 175.3ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
175137-14-1
Jingsj CID
J-48307-2
Molecular Formula
C11H6ClF3N2O
Chinese Name
1-苯基-5-三氟甲基吡唑-4-酰氯
Molecular Weight
274.62600 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point40 °C
Boiling Point110 °C
Density1.55g/cm3
Flash Point175.3ºC

Frequently Asked Questions

What is the CAS number of 1-Phenyl-5-(trifluoromethyl)pyrazole-4-carbonyl chloride?

The CAS number of 1-Phenyl-5-(trifluoromethyl)pyrazole-4-carbonyl chloride is 175137-14-1.

What are the molecular formula and molecular weight of 1-Phenyl-5-(trifluoromethyl)pyrazole-4-carbonyl chloride?

1-Phenyl-5-(trifluoromethyl)pyrazole-4-carbonyl chloride has molecular formula C11H6ClF3N2O and molecular weight 274.62600 g/mol.

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

Last updated:

How to cite: Jingsj. "1-Phenyl-5-(trifluoromethyl)pyrazole-4-carbonyl chloride (CAS 175137-14-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-48307-2 (accessed 2026-10-22).

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