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4-Chloro-5-methyl-3-(trifluoromethyl)-1H-pyrazole

Also known as: 4-Chloro-3-trifluoromethyl-5-(methyl)pyrazole, 4-Chloro-5-methyl-3-(trifluoromethyl)pyrazole, 4-CHLORO-3-TRIFLUOROMETHYL-5-(METHYL)PYRAZOLE, MFCD00155724, TIMTEC-BB SBB000246, 4-Chloro-5-methyl-3-(trifluoromethyl)-1H-pyrazole97%

4-Chloro-5-methyl-3-(trifluoromethyl)-1H-pyrazole (CAS 235106-12-4) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C5H4ClF3N2 and a molecular weight of 184.54700 g/mol. Key properties include a melting point of 78-80ºC, a boiling point of 221.2ºC at 760 mmHg, a density of 1.503g/cm3 and a flash point of 87.6ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
235106-12-4
Jingsj CID
J-1114007-1
Molecular Formula
C5H4ClF3N2
Molecular Weight
184.54700 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point78-80ºC
Boiling Point221.2ºC at 760 mmHg
Density1.503g/cm3
Flash Point87.6ºC
Exact Mass184.00200
PSA28.68000
LogP2.39030
Vapor Pressure0.161mmHg at 25°C
Refractive Index1.457

Customs & Trade Information

HS Code2933199090
Summary2933199090. 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 4-Chloro-5-methyl-3-(trifluoromethyl)-1H-pyrazole?

The CAS number of 4-Chloro-5-methyl-3-(trifluoromethyl)-1H-pyrazole is 235106-12-4.

What are the molecular formula and molecular weight of 4-Chloro-5-methyl-3-(trifluoromethyl)-1H-pyrazole?

4-Chloro-5-methyl-3-(trifluoromethyl)-1H-pyrazole has molecular formula C5H4ClF3N2 and molecular weight 184.54700 g/mol.

What are the upstream and downstream products of 4-Chloro-5-methyl-3-(trifluoromethyl)-1H-pyrazole?

For 4-Chloro-5-methyl-3-(trifluoromethyl)-1H-pyrazole, Upstream Products: 3-Methyl-5-(trifluoromethyl)-1H-pyrazole; Downstream Products: 2-(4-Chloro-5-methyl-3-(trifluoromethyl)-1H-pyrazol-1-yl)acetic acid, Ethyl 2-(4-chloro-5-methyl-3-(trifluoromethyl)-1H-pyrazol-1-yl)acetate.

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

Last updated:

How to cite: Jingsj. "4-Chloro-5-methyl-3-(trifluoromethyl)-1H-pyrazole (CAS 235106-12-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1114007-1 (accessed 2026-11-09).

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