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

1-(4-硝基苯)-5-三氟甲基-吡唑-4-羰酰氯

Also known as: 1-(4-Nitrophenyl)-5-(trifluoromethyl)-1H-pyrazole-4-carbonyl chloride, 1-(4-NITROPHENYL)-5-(TRIFLUOROMETHYL)-1H-PYRAZOLE-4-CARBONYL CHLORIDE, 1-(4-NITROPHENYL)-5-(TRIFLUOROMETHYL)PYRAZOLE-4-CARBONYL CHLORIDE, BUTTPARK 99\06-34, TIMTEC-BB SBB001310, MFCD00173866

1-(4-Nitrophenyl)-5-(trifluoromethyl)pyrazole-4-carbonyl chloride (CAS 175137-36-7) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C11H5ClF3N3O3 and a molecular weight of 319.62400 g/mol. It is also known as 1-(4-Nitrophenyl)-5-(trifluoromethyl)-1H-pyrazole-4-carbonyl chloride, 1-(4-NITROPHENYL)-5-(TRIFLUOROMETHYL)-1H-PYRAZOLE-4-CARBONYL CHLORIDE and 1-(4-NITROPHENYL)-5-(TRIFLUOROMETHYL)PYRAZOLE-4-CARBONYL CHLORIDE. Key properties include a melting point of 77-79ºC, a boiling point of 350.9ºC at 760 mmHg, a density of 1.37g/cm3 and a flash point of 166ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
175137-36-7
Jingsj CID
J-1018263-1
Molecular Formula
C11H5ClF3N3O3
Chinese Name
1-(4-硝基苯)-5-三氟甲基-吡唑-4-羰酰氯
Molecular Weight
319.62400 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point77-79ºC
Boiling Point350.9ºC at 760 mmHg
Density1.37g/cm3
Flash Point166ºC

Frequently Asked Questions

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

The CAS number of 1-(4-Nitrophenyl)-5-(trifluoromethyl)pyrazole-4-carbonyl chloride is 175137-36-7.

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

1-(4-Nitrophenyl)-5-(trifluoromethyl)pyrazole-4-carbonyl chloride has molecular formula C11H5ClF3N3O3 and molecular weight 319.62400 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-Nitrophenyl)-5-(trifluoromethyl)pyrazole-4-carbonyl chloride (CAS 175137-36-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1018263-1 (accessed 2026-10-23).

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