4-{[3-chloro-5-(trifluoromethyl)pyridin-2-yl]methyl}phenyl N-(4-methylphenyl)carbamate CAS 339020-34-7

Purity 97%+In StockPharmaceutical Standards
CAS No.339020-34-7
Molecular FormulaC21H16ClF3N2O2
Molecular Weight420.81 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

4-{[3-chloro-5-(trifluoromethyl)pyridin-2-yl]methyl}phenyl N-(4-methylphenyl)carbamate CAS 339020-34-7 chemical structure

Description

CATO manufactures 4-{[3-chloro-5-(trifluoromethyl)pyridin-2-yl]methyl}phenyl N-(4-methylphenyl)carbamate under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.

4-{[3-chloro-5-(trifluoromethyl)pyridin-2-yl]methyl}phenyl N-(4-methylphenyl)carbamate (CAS 339020-34-7) is a high-purity analytical reference standard with the molecular formula C21H16ClF3N2O2 and a molecular weight of 420.81 g/mol.

4-{[3-chloro-5-(trifluoromethyl)pyridin-2-yl]methyl}phenyl N-(4-methylphenyl)carbamate (C21H16ClF3N2O2) contains a steroid core, an amide group, a hydroxyl group, an ether linkage, fluorine/chlorine substitution. It is notably hygroscopic, halogen substitution raises its density and boiling point, its high carbon-to-hydrogen ratio confers good lipid solubility, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. 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.

Physical & Chemical Properties

Molecular FormulaC21H16ClF3N2O2
Molecular Weight420.81 g/mol
AppearancePale yellow to yellow crystalline powder. (slight halide-like odor, low volatility)
Purity97%+
StorageStore in a cool place (≤25°C), protect from light, keep sealed and dry
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)13.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2025
Halogen ContentF/Cl-containing
Nitrogen Atoms2

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