N-(4-Hydroxyphenyl)-5-methyl-3-phenyl-1,2-oxazole-4-carboxamide CAS 494762-76-4

Purity 97%+In StockPharmaceutical Standards
CAS No.494762-76-4
Molecular FormulaC17H14N2O3
Molecular Weight294.30 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

N-(4-Hydroxyphenyl)-5-methyl-3-phenyl-1,2-oxazole-4-carboxamide CAS 494762-76-4 chemical structure

Description

Structurally, N-(4-Hydroxyphenyl)-5-methyl-3-phenyl-1,2-oxazole-4-carboxamide (C17H14N2O3) contains a steroid core, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 12.0, corresponding to approximately 12 ring(s) or double-bond equivalent(s). With a molecular weight of 294.30 g/mol, it falls into the medium-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).

CATO supplies N-(4-Hydroxyphenyl)-5-methyl-3-phenyl-1,2-oxazole-4-carboxamide (CAS 494762-76-4), a certified reference material (molecular formula C17H14N2O3, MW 294.30 g/mol) for analytical method development and quality control.

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), N-(4-Hydroxyphenyl)-5-methyl-3-phenyl-1,2-oxazole-4-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 FormulaC17H14N2O3
Molecular Weight294.30 g/mol
AppearancePale yellow to yellow crystalline powder
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
Degree of Unsaturation (DBE)12.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2025
Nitrogen Atoms2

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