1-(2,4-Dichlorophenyl)-6-methyl-2-oxo-4-(trifluoromethyl)-1,2-dihydropyridine-3-carbonitrile CAS 339276-98-1

Purity 97%+In StockPharmaceutical Standards
CAS No.339276-98-1
Molecular FormulaC14H7Cl2F3N2O
Molecular Weight347.12 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

1-(2,4-Dichlorophenyl)-6-methyl-2-oxo-4-(trifluoromethyl)-1,2-dihydropyridine-3-carbonitrile CAS 339276-98-1 chemical structure

Description

Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including 1-(2,4-Dichlorophenyl)-6-methyl-2-oxo-4-(trifluoromethyl)-1,2-dihydropyridine-3-carbonitrile.

1-(2,4-Dichlorophenyl)-6-methyl-2-oxo-4-(trifluoromethyl)-1,2-dihydropyridine-3-carbonitrile (CAS 339276-98-1) is a high-purity analytical reference standard with the molecular formula C14H7Cl2F3N2O and a molecular weight of 347.12 g/mol.

Owing to a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, fluorine/chlorine substitution, 1-(2,4-Dichlorophenyl)-6-methyl-2-oxo-4-(trifluoromethyl)-1,2-dihydropyridine-3-carbonitrile is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 347.12 g/mol — guide the selection of appropriate sample preparation and analytical techniques. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).

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), 1-(2,4-Dichlorophenyl)-6-methyl-2-oxo-4-(trifluoromethyl)-1,2-dihydropyridine-3-carbonitrile 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 FormulaC14H7Cl2F3N2O
Molecular Weight347.12 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)10.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2025
Halogen ContentF/Cl-containing
Nitrogen Atoms2

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