5-Benzoyl-4-(4-methylpiperazin-1-yl)isoxazole-3-carboxamide CAS 647862-54-2

Purity 97%+In StockPharmaceutical Standards
CAS No.647862-54-2
Molecular FormulaC16H18N4O3
Molecular Weight314.34 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

5-Benzoyl-4-(4-methylpiperazin-1-yl)isoxazole-3-carboxamide CAS 647862-54-2 chemical structure

Description

Structurally, 5-Benzoyl-4-(4-methylpiperazin-1-yl)isoxazole-3-carboxamide (C16H18N4O3) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 10.0, corresponding to approximately 10 ring(s) or double-bond equivalent(s). With a molecular weight of 314.34 g/mol, it falls into the moderately-high-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).

5-Benzoyl-4-(4-methylpiperazin-1-yl)isoxazole-3-carboxamide (CAS 647862-54-2), molecular formula C16H18N4O3 and molecular weight 314.34 g/mol, is a CATO reference standard with documented purity and traceability.

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), 5-Benzoyl-4-(4-methylpiperazin-1-yl)isoxazole-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 FormulaC16H18N4O3
Molecular Weight314.34 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)10.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1985
Nitrogen Atoms4

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