4-Methoxy-N-(7-methoxy-2-oxo-2H-chromen-3-yl)benzamide CAS 338785-23-2

Purity 97%+In StockPharmaceutical Standards
CAS No.338785-23-2
Molecular FormulaC18H15NO5
Molecular Weight325.32 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

4-Methoxy-N-(7-methoxy-2-oxo-2H-chromen-3-yl)benzamide CAS 338785-23-2 chemical structure

Description

The occurrence of 4-Methoxy-N-(7-methoxy-2-oxo-2H-chromen-3-yl)benzamide is closely related to a flavonoid core, an amide group, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

CATO supplies 4-Methoxy-N-(7-methoxy-2-oxo-2H-chromen-3-yl)benzamide (CAS 338785-23-2), a certified reference material (molecular formula C18H15NO5, MW 325.32 g/mol) for analytical method development and quality control.

4-Methoxy-N-(7-methoxy-2-oxo-2H-chromen-3-yl)benzamide (C18H15NO5) contains a flavonoid core, an amide group, a hydroxyl group, an ether linkage. 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.

CATO manufactures 4-Methoxy-N-(7-methoxy-2-oxo-2H-chromen-3-yl)benzamide 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 FormulaC18H15NO5
Molecular Weight325.32 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 methanol, acetonitrile, DMSO, water (slightly soluble)
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.)2025
Nitrogen Atoms1

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