(2S,3R,5S,6R)-2-(5-((E)-3,5-dihydroxystyryl)-2-methoxyphenoxy)-6-(hydroxymethyl)tetrahydro-2H-pyran-3,4,5-triol CAS CATO-C3D-262406

Purity 97%+In StockPharmaceutical Standards
CAS No.CATO-C3D-262406
Molecular FormulaC21H24O9
Molecular Weight420.41 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

(2S,3R,5S,6R)-2-(5-((E)-3,5-dihydroxystyryl)-2-methoxyphenoxy)-6-(hydroxymethyl)tetrahydro-2H-pyran-3,4,5-triol CAS CATO-C3D-262406 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 420.41 g/mol gives (2S,3R,5S,6R)-2-(5-((E)-3,5-dihydroxystyryl)-2-methoxyphenoxy)-6-(hydroxymethyl)tetrahydro-2H-pyran-3,4,5-triol distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

CATO supplies (2S,3R,5S,6R)-2-(5-((E)-3,5-dihydroxystyryl)-2-methoxyphenoxy)-6-(hydroxymethyl)tetrahydro-2H-pyran-3,4,5-triol (CAS CATO-C3D-262406), a certified reference material (molecular formula C21H24O9, MW 420.41 g/mol) for analytical method development and quality control.

Based on its molecular formula C21H24O9, (2S,3R,5S,6R)-2-(5-((E)-3,5-dihydroxystyryl)-2-methoxyphenoxy)-6-(hydroxymethyl)tetrahydro-2H-pyran-3,4,5-triol 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 420.41 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).

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 FormulaC21H24O9
Molecular Weight420.41 g/mol
AppearancePale yellow to yellow crystalline powder
Purity97%+
StorageStore at room temperature, 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)10.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present

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