(2Z)-N-[4-(1H-1,3-Benzodiazol-2-yl)phenyl]-8-methoxy-2-[(4-methylphenyl)imino]-2H-chromene-3-carboxamide CAS 478343-13-4

Purity 97%+In StockPharmaceutical Standards
CAS No.478343-13-4
Molecular FormulaC31H24N4O3
Molecular Weight500.55 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

(2Z)-N-[4-(1H-1,3-Benzodiazol-2-yl)phenyl]-8-methoxy-2-[(4-methylphenyl)imino]-2H-chromene-3-carboxamide CAS 478343-13-4 chemical structure

Description

(2Z)-N-[4-(1H-1,3-Benzodiazol-2-yl)phenyl]-8-methoxy-2-[(4-methylphenyl)imino]-2H-chromene-3-carboxamide (CAS 478343-13-4) is a high-purity analytical reference standard with the molecular formula C31H24N4O3 and a molecular weight of 500.55 g/mol.

The molecular framework of (2Z)-N-[4-(1H-1,3-Benzodiazol-2-yl)phenyl]-8-methoxy-2-[(4-methylphenyl)imino]-2H-chromene-3-carboxamide (C31H24N4O3) is characterized by a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage. In reversed-phase chromatography, its retention is governed primarily by the protonation state of its nitrogen-containing groups, which provides a practical basis for HPLC-UV/DAD or LC-MS method development. 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), (2Z)-N-[4-(1H-1,3-Benzodiazol-2-yl)phenyl]-8-methoxy-2-[(4-methylphenyl)imino]-2H-chromene-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.

Physical & Chemical Properties

Molecular FormulaC31H24N4O3
Molecular Weight500.55 g/mol
AppearancePale yellow to yellow crystalline powder
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
Degree of Unsaturation (DBE)22.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2025
Nitrogen Atoms4

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