2,2-Diphenyl-N-((5-(thiophen-2-yl)isoxazol-3-yl)methyl)acetamide CAS 952996-96-2

Purity 97%+In StockPharmaceutical Standards
CAS No.952996-96-2
Molecular FormulaC22H18N2O2S
Molecular Weight374.46 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2,2-Diphenyl-N-((5-(thiophen-2-yl)isoxazol-3-yl)methyl)acetamide CAS 952996-96-2 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 374.46 g/mol gives 2,2-Diphenyl-N-((5-(thiophen-2-yl)isoxazol-3-yl)methyl)acetamide distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

CATO supplies 2,2-Diphenyl-N-((5-(thiophen-2-yl)isoxazol-3-yl)methyl)acetamide (CAS 952996-96-2), a certified reference material (molecular formula C22H18N2O2S, MW 374.46 g/mol) for analytical method development and quality control.

2,2-Diphenyl-N-((5-(thiophen-2-yl)isoxazol-3-yl)methyl)acetamide (C22H18N2O2S) contains a steroid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage. It is notably hygroscopic, 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.

The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.

Physical & Chemical Properties

Molecular FormulaC22H18N2O2S
Molecular Weight374.46 g/mol
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)15.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1987
Nitrogen Atoms2
Sulfur Atoms1

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