2-Phenyl-4-(pyren-1-ylmethylene)oxazol-5(4H)-one CAS 71977-18-9

Purity 97%+In StockPharmaceutical Standards
CAS No.71977-18-9
Molecular FormulaC26H15NO2
Molecular Weight373.40 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2-Phenyl-4-(pyren-1-ylmethylene)oxazol-5(4H)-one CAS 71977-18-9 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 373.40 g/mol gives 2-Phenyl-4-(pyren-1-ylmethylene)oxazol-5(4H)-one distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

2-Phenyl-4-(pyren-1-ylmethylene)oxazol-5(4H)-one (CAS 71977-18-9), molecular formula C26H15NO2 and molecular weight 373.40 g/mol, is a CATO reference standard with documented purity and traceability.

2-Phenyl-4-(pyren-1-ylmethylene)oxazol-5(4H)-one (C26H15NO2) contains a steroid core, an amide group, a hydroxyl group, an ether linkage. Its high carbon-to-hydrogen ratio confers good lipid solubility, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. 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.

CATO manufactures 2-Phenyl-4-(pyren-1-ylmethylene)oxazol-5(4H)-one under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.

Physical & Chemical Properties

Molecular FormulaC26H15NO2
Molecular Weight373.40 g/mol
AppearancePale yellow to yellow crystalline powder
Purity97%+
StorageStore at 2-8°C, protect from light
Solubility (reference)Soluble in chloroform, dichloromethane, ethyl acetate, DMSO
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)20.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1977
Nitrogen Atoms1

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