1-Phenyl-3-(trifluoromethyl)-1H-pyrazole-4-carboxylic acid

Also known as: 1-phenyl-3-(trifluoromethyl)pyrazole-4-carboxylic acid, 3-(trifluoromethyl)-1-phenyl-1H-pyrazol-4-carboxylic acid, 1H-Pyrazole-4-carboxylic acid, 1-phenyl-3-(trifluoromethyl)-

1-Phenyl-3-(trifluoromethyl)-1H-pyrazole-4-carboxylic acid (CAS 142818-01-7) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C11H7F3N2O2 and a molecular weight of 256.18100 g/mol. Key properties include a boiling point of 368.9±42.0 °C(Predicted) and a density of 1.44±0.1 g/cm3(Predicted). No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 142818-01-7
Jingsj CID: J-1352666-4
Molecular Formula: C₁₁H₇F₃N₂O₂
Molecular Weight: 256.18100 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	368.9±42.0 °C(Predicted)
Density	1.44±0.1 g/cm3(Predicted)
Exact Mass	256.04600
PSA	55.12000
LogP	2.58930

Customs & Trade Information

HS Code	2933199090
Summary	2933199090. other compounds containing an unfused pyrazole ring (whether or not hydrogenated) in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Frequently Asked Questions

What is the CAS number of 1-Phenyl-3-(trifluoromethyl)-1H-pyrazole-4-carboxylic acid?

The CAS number of 1-Phenyl-3-(trifluoromethyl)-1H-pyrazole-4-carboxylic acid is 142818-01-7.

What are the molecular formula and molecular weight of 1-Phenyl-3-(trifluoromethyl)-1H-pyrazole-4-carboxylic acid?

1-Phenyl-3-(trifluoromethyl)-1H-pyrazole-4-carboxylic acid has molecular formula C11H7F3N2O2 and molecular weight 256.18100 g/mol.

What are the upstream and downstream products of 1-Phenyl-3-(trifluoromethyl)-1H-pyrazole-4-carboxylic acid?

For 1-Phenyl-3-(trifluoromethyl)-1H-pyrazole-4-carboxylic acid, Upstream Products: Ethyl 1-phenyl-3-(trifluoromethyl)-1H-pyrazole-4-carboxylate, Phenylboronic acid, Ethyl 3-(trifluoromethyl)-1H-pyrazole-4-carboxylate.

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

Last updated: 8/21/2026

How to cite: Jingsj. "1-Phenyl-3-(trifluoromethyl)-1H-pyrazole-4-carboxylic acid (CAS 142818-01-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1352666-4 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.