2,6-Dimethoxy-N-(5-(3-methylpentan-3-yl)isoxazol-3-yl)benzamide CAS 82558-73-4

Purity 97%+In StockPharmaceutical Standards
CAS No.82558-73-4
Molecular FormulaC18H24N2O4
Molecular Weight332.39 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2,6-Dimethoxy-N-(5-(3-methylpentan-3-yl)isoxazol-3-yl)benzamide CAS 82558-73-4 chemical structure

Description

2,6-Dimethoxy-N-(5-(3-methylpentan-3-yl)isoxazol-3-yl)benzamide (CAS 82558-73-4) is a high-purity analytical reference standard with the molecular formula C18H24N2O4 and a molecular weight of 332.39 g/mol.

The molecular framework of 2,6-Dimethoxy-N-(5-(3-methylpentan-3-yl)isoxazol-3-yl)benzamide (C18H24N2O4) is characterized by a flavonoid core, an amide group, a hydroxyl group, an ether linkage. In reversed-phase chromatography, its retention is governed primarily by the protonation state of its nitrogen-containing groups, which provides a practical basis for HPLC-UV/DAD or LC-MS method development. 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), 2,6-Dimethoxy-N-(5-(3-methylpentan-3-yl)isoxazol-3-yl)benzamide 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 FormulaC18H24N2O4
Molecular Weight332.39 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)8.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1980
Nitrogen Atoms2

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