(Z)-4-Benzylidene-3-phenylisoxazol-5(4H)-one CAS 36298-61-0

Purity 97%+In StockPharmaceutical Standards
CAS No.36298-61-0
Molecular FormulaC16H11NO2
Molecular Weight249.26 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

(Z)-4-Benzylidene-3-phenylisoxazol-5(4H)-one CAS 36298-61-0 chemical structure

Description

The occurrence of (Z)-4-Benzylidene-3-phenylisoxazol-5(4H)-one is closely related to a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

CATO supplies (Z)-4-Benzylidene-3-phenylisoxazol-5(4H)-one (CAS 36298-61-0), a certified reference material (molecular formula C16H11NO2, MW 249.26 g/mol) for analytical method development and quality control.

(Z)-4-Benzylidene-3-phenylisoxazol-5(4H)-one (C16H11NO2) contains a nitrogen-containing heterocyclic scaffold, 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. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.

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), (Z)-4-Benzylidene-3-phenylisoxazol-5(4H)-one 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 FormulaC16H11NO2
Molecular Weight249.26 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)12.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1967
Nitrogen Atoms1

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