1-[(3,4-Dichlorophenyl)methyl]-6-(4-methoxyphenyl)-2-oxo-1,2-dihydropyridine-3-carbonitrile CAS 337919-92-3

Purity 97%+In StockPharmaceutical Standards
CAS No.337919-92-3
Molecular FormulaC20H14Cl2N2O2
Molecular Weight385.24 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

1-[(3,4-Dichlorophenyl)methyl]-6-(4-methoxyphenyl)-2-oxo-1,2-dihydropyridine-3-carbonitrile CAS 337919-92-3 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 385.24 g/mol gives 1-[(3,4-Dichlorophenyl)methyl]-6-(4-methoxyphenyl)-2-oxo-1,2-dihydropyridine-3-carbonitrile distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

1-[(3,4-Dichlorophenyl)methyl]-6-(4-methoxyphenyl)-2-oxo-1,2-dihydropyridine-3-carbonitrile (CAS 337919-92-3) is a high-purity analytical reference standard with the molecular formula C20H14Cl2N2O2 and a molecular weight of 385.24 g/mol.

Structurally, 1-[(3,4-Dichlorophenyl)methyl]-6-(4-methoxyphenyl)-2-oxo-1,2-dihydropyridine-3-carbonitrile (C20H14Cl2N2O2) contains a steroid core, an amide group, a hydroxyl group, an ether linkage, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 14.0, corresponding to approximately 14 ring(s) or double-bond equivalent(s). With a molecular weight of 385.24 g/mol, it falls into the moderately-high-molecular-weight range. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).

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-[(3,4-Dichlorophenyl)methyl]-6-(4-methoxyphenyl)-2-oxo-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 FormulaC20H14Cl2N2O2
Molecular Weight385.24 g/mol
AppearancePale yellow to yellow crystalline powder. (slight halide-like odor, low volatility)
Purity97%+
StorageStore at 2-8°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)14.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2025
Halogen ContentCl-containing
Nitrogen Atoms2

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