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Ethyl 1-(4-nitrophenyl)-5-(trifluoromethyl)-1H-pyrazole-4-carboxylate

1-(4-硝基苯基)-5-三氟甲基-1H-吡唑-4-羧酸乙酯

Also known as: Ethyl 2-(4-nitrophenyl)-3-(trifluoromethyl)pyrazole-4-carboxylate, Ethyl 2-(4-nitrophenyl)-3-(trifluoromethyl)-1H-pyrazole-4-carboxylate, Ethyl 1-(4-nitrophenyl)-5-(trifluoromethyl)pyrazole-4-carboxylate, MFCD00173868

Ethyl 1-(4-nitrophenyl)-5-(trifluoromethyl)-1H-pyrazole-4-carboxylate (CAS 175137-35-6) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C13H10F3N3O4 and a molecular weight of 329.23100 g/mol. It is also known as Ethyl 2-(4-nitrophenyl)-3-(trifluoromethyl)pyrazole-4-carboxylate, Ethyl 2-(4-nitrophenyl)-3-(trifluoromethyl)-1H-pyrazole-4-carboxylate and Ethyl 1-(4-nitrophenyl)-5-(trifluoromethyl)pyrazole-4-carboxylate. Key properties include a melting point of 106-110 °C, a boiling point of 421.8ºC at 760 mmHg, a density of 1.64g/cm3 and a flash point of 208.9ºC. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
175137-35-6
Jingsj CID
J-40245-5
Molecular Formula
C13H10F3N3O4
Chinese Name
1-(4-硝基苯基)-5-三氟甲基-1H-吡唑-4-羧酸乙酯
Molecular Weight
329.23100 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point106-110 °C
Boiling Point421.8ºC at 760 mmHg
Density1.64g/cm3
Flash Point208.9ºC

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of Ethyl 1-(4-nitrophenyl)-5-(trifluoromethyl)-1H-pyrazole-4-carboxylate?

The CAS number of Ethyl 1-(4-nitrophenyl)-5-(trifluoromethyl)-1H-pyrazole-4-carboxylate is 175137-35-6.

What are the molecular formula and molecular weight of Ethyl 1-(4-nitrophenyl)-5-(trifluoromethyl)-1H-pyrazole-4-carboxylate?

Ethyl 1-(4-nitrophenyl)-5-(trifluoromethyl)-1H-pyrazole-4-carboxylate has molecular formula C13H10F3N3O4 and molecular weight 329.23100 g/mol.

Is Ethyl 1-(4-nitrophenyl)-5-(trifluoromethyl)-1H-pyrazole-4-carboxylate hazardous?

Ethyl 1-(4-nitrophenyl)-5-(trifluoromethyl)-1H-pyrazole-4-carboxylate 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. "Ethyl 1-(4-nitrophenyl)-5-(trifluoromethyl)-1H-pyrazole-4-carboxylate (CAS 175137-35-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-40245-5 (accessed 2026-10-23).

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