1-(2,5-Dichlorophenyl)-N-(2,4-difluorophenyl)-5-methyl-1H-1,2,4-triazole-3-carboxamide CAS 338399-12-5

Purity 97%+In StockPharmaceutical Standards
CAS No.338399-12-5
Molecular FormulaC16H10Cl2F2N4O
Molecular Weight383.18 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

1-(2,5-Dichlorophenyl)-N-(2,4-difluorophenyl)-5-methyl-1H-1,2,4-triazole-3-carboxamide CAS 338399-12-5 chemical structure

Description

As a certified reference material (CRM), 1-(2,5-Dichlorophenyl)-N-(2,4-difluorophenyl)-5-methyl-1H-1,2,4-triazole-3-carboxamide 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.

1-(2,5-Dichlorophenyl)-N-(2,4-difluorophenyl)-5-methyl-1H-1,2,4-triazole-3-carboxamide (CAS 338399-12-5) is a high-purity analytical reference standard with the molecular formula C16H10Cl2F2N4O and a molecular weight of 383.18 g/mol.

1-(2,5-Dichlorophenyl)-N-(2,4-difluorophenyl)-5-methyl-1H-1,2,4-triazole-3-carboxamide (C16H10Cl2F2N4O) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, fluorine/chlorine substitution. Halogen substitution raises its density and boiling point; these physicochemical properties determine the optimal preparation and storage of its standard solutions. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.

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 FormulaC16H10Cl2F2N4O
Molecular Weight383.18 g/mol
AppearancePale yellow to yellow crystalline powder. (slight halide-like odor, low volatility)
Purity97%+
StorageStore at 2-8°C, 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)12.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2025
Halogen ContentF/Cl-containing
Nitrogen Atoms4

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