Ethyl 3-(trifluoromethyl)-1H-pyrazole-5-carboxylate

5-三氟甲基-2H-吡唑-3-甲酸乙酯

Also known as: ethyl 5-(trifluoromethyl)-1H-pyrazole-3-carboxylate, 5-(trifluoromethyl)-1H-pyrazole-3-carboxylic acid ethyl ester, 3-(trifluoromethyl)-1H-pyrazole-5-carboxylic acid ethyl ester

Ethyl 3-(trifluoromethyl)-1H-pyrazole-5-carboxylate (CAS 129768-30-5) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C7H7F3N2O2 and a molecular weight of 208.13800 g/mol. It is also known as ethyl 5-(trifluoromethyl)-1H-pyrazole-3-carboxylate, 5-(trifluoromethyl)-1H-pyrazole-3-carboxylic acid ethyl ester and 3-(trifluoromethyl)-1H-pyrazole-5-carboxylic acid ethyl ester. Key properties include a melting point of 95ºC, a boiling point of 288.5ºC at 760 mmHg, a density of 1.397 g/cm3 and a flash point of 128.3ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
129768-30-5
Jingsj CID
J-1080004-3
Molecular Formula
C7H7F3N2O2
Chinese Name
5-三氟甲基-2H-吡唑-3-甲酸乙酯
Molecular Weight
208.13800 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point95ºC
Boiling Point288.5ºC at 760 mmHg
Density1.397 g/cm3
Flash Point128.3ºC

Frequently Asked Questions

What is the CAS number of Ethyl 3-(trifluoromethyl)-1H-pyrazole-5-carboxylate?

The CAS number of Ethyl 3-(trifluoromethyl)-1H-pyrazole-5-carboxylate is 129768-30-5.

What are the molecular formula and molecular weight of Ethyl 3-(trifluoromethyl)-1H-pyrazole-5-carboxylate?

Ethyl 3-(trifluoromethyl)-1H-pyrazole-5-carboxylate has molecular formula C7H7F3N2O2 and molecular weight 208.13800 g/mol.

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

Last updated:

How to cite: Jingsj. "Ethyl 3-(trifluoromethyl)-1H-pyrazole-5-carboxylate (CAS 129768-30-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1080004-3 (accessed 2026-10-22).

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