Ethyl 5-(4-fluorophenyl)-1H-pyrazole-3-carboxylate

5-(4-氟苯基)-1H-吡唑-3-羧酸乙酯

Also known as: Ethyl 3-(4-fluorophenyl)-1H-pyrazole-5-carboxylate, 3-(4-fluorophenyl)-1H-pyrazole-5-carboxylic acid ethyl ester, 5-(4-fluorophenyl)-1H-pyrazole-3-carboxylic acid ethyl ester, 1H-Pyrazole-3-carboxylic acid, 5-(4-fluorophenyl)-, ethyl ester, ethyl 5-(4-fluorophenyl)-1H-pyrazole-3-carboxylate

Ethyl 5-(4-fluorophenyl)-1H-pyrazole-3-carboxylate (CAS 866588-11-6) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C12H11FN2O2 and a molecular weight of 234.22600 g/mol. It is also known as Ethyl 3-(4-fluorophenyl)-1H-pyrazole-5-carboxylate, 3-(4-fluorophenyl)-1H-pyrazole-5-carboxylic acid ethyl ester and 5-(4-fluorophenyl)-1H-pyrazole-3-carboxylic acid ethyl ester. Key properties include a boiling point of 424.2ºC at 760 mmHg, a density of 1.266g/cm3 and a flash point of 210.3ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
866588-11-6
Jingsj CID
J-1369570-1
Molecular Formula
C12H11FN2O2
Chinese Name
5-(4-氟苯基)-1H-吡唑-3-羧酸乙酯
Molecular Weight
234.22600 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point424.2ºC at 760 mmHg
Density1.266g/cm3
Flash Point210.3ºC

Frequently Asked Questions

What is the CAS number of Ethyl 5-(4-fluorophenyl)-1H-pyrazole-3-carboxylate?

The CAS number of Ethyl 5-(4-fluorophenyl)-1H-pyrazole-3-carboxylate is 866588-11-6.

What are the molecular formula and molecular weight of Ethyl 5-(4-fluorophenyl)-1H-pyrazole-3-carboxylate?

Ethyl 5-(4-fluorophenyl)-1H-pyrazole-3-carboxylate has molecular formula C12H11FN2O2 and molecular weight 234.22600 g/mol.

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

Last updated:

How to cite: Jingsj. "Ethyl 5-(4-fluorophenyl)-1H-pyrazole-3-carboxylate (CAS 866588-11-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1369570-1 (accessed 2026-10-25).

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