2-(3,4-Dihydroxyphenyl)-7-hydroxy-3,5-dimethoxy-4H-chromen-4-one CAS 1486-66-4

Purity 97%+In StockPharmaceutical Standards
CAS No.1486-66-4
Molecular FormulaC17H14O7
Molecular Weight330.29 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2-(3,4-Dihydroxyphenyl)-7-hydroxy-3,5-dimethoxy-4H-chromen-4-one CAS 1486-66-4 chemical structure

Description

The occurrence of 2-(3,4-Dihydroxyphenyl)-7-hydroxy-3,5-dimethoxy-4H-chromen-4-one is closely related to a flavonoid core, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

CATO supplies 2-(3,4-Dihydroxyphenyl)-7-hydroxy-3,5-dimethoxy-4H-chromen-4-one (CAS 1486-66-4), a certified reference material (molecular formula C17H14O7, MW 330.29 g/mol) for analytical method development and quality control.

Based on its molecular formula C17H14O7, 2-(3,4-Dihydroxyphenyl)-7-hydroxy-3,5-dimethoxy-4H-chromen-4-one contains a flavonoid core, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 330.29 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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.

As a certified reference material (CRM), 2-(3,4-Dihydroxyphenyl)-7-hydroxy-3,5-dimethoxy-4H-chromen-4-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 FormulaC17H14O7
Molecular Weight330.29 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)11.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1957

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