4-(((2,6-Dichlorophenyl)thio)methyl)-1-methyl-3-(trifluoromethyl)-5-(3-(trifluoromethyl)phenoxy)-1H-pyrazole CAS 318959-17-0

Purity 97%+In StockPharmaceutical Standards
CAS No.318959-17-0
Molecular FormulaC19H12Cl2F6N2OS
Molecular Weight501.27 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

4-(((2,6-Dichlorophenyl)thio)methyl)-1-methyl-3-(trifluoromethyl)-5-(3-(trifluoromethyl)phenoxy)-1H-pyrazole CAS 318959-17-0 chemical structure

Description

The occurrence of 4-(((2,6-Dichlorophenyl)thio)methyl)-1-methyl-3-(trifluoromethyl)-5-(3-(trifluoromethyl)phenoxy)-1H-pyrazole is closely related to a steroid core, an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage, fluorine/chlorine substitution in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

CATO supplies 4-(((2,6-Dichlorophenyl)thio)methyl)-1-methyl-3-(trifluoromethyl)-5-(3-(trifluoromethyl)phenoxy)-1H-pyrazole (CAS 318959-17-0), a certified reference material (molecular formula C19H12Cl2F6N2OS, MW 501.27 g/mol) for analytical method development and quality control.

Owing to a steroid core, an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage, fluorine/chlorine substitution, 4-(((2,6-Dichlorophenyl)thio)methyl)-1-methyl-3-(trifluoromethyl)-5-(3-(trifluoromethyl)phenoxy)-1H-pyrazole is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 501.27 g/mol — guide the selection of appropriate sample preparation and analytical techniques. The high carbon-to-hydrogen ratio imparts good lipophilicity, allowing liquid-liquid extraction with non-polar solvents such as n-hexane or ethyl acetate.

This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.

As a certified reference material (CRM), 4-(((2,6-Dichlorophenyl)thio)methyl)-1-methyl-3-(trifluoromethyl)-5-(3-(trifluoromethyl)phenoxy)-1H-pyrazole meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.

Physical & Chemical Properties

Molecular FormulaC19H12Cl2F6N2OS
Molecular Weight501.27 g/mol
Purity97%+
StorageStore at room temperature, protect from light
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)11.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2025
Halogen ContentF/Cl-containing
Nitrogen Atoms2
Sulfur Atoms1

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