(2R,3S,4S,5R,6R)-2-(acetoxymethyl)-4-(benzyloxy)-6-methoxytetrahydro-2H-pyran-3,5-diyl diacetate CAS 81348-24-5

Purity 97%+In StockPharmaceutical Standards
CAS No.81348-24-5
Molecular FormulaC20H26O9
Molecular Weight410.42 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

(2R,3S,4S,5R,6R)-2-(acetoxymethyl)-4-(benzyloxy)-6-methoxytetrahydro-2H-pyran-3,5-diyl diacetate CAS 81348-24-5 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 410.42 g/mol gives (2R,3S,4S,5R,6R)-2-(acetoxymethyl)-4-(benzyloxy)-6-methoxytetrahydro-2H-pyran-3,5-diyl diacetate distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

CATO supplies (2R,3S,4S,5R,6R)-2-(acetoxymethyl)-4-(benzyloxy)-6-methoxytetrahydro-2H-pyran-3,5-diyl diacetate (CAS 81348-24-5), a certified reference material (molecular formula C20H26O9, MW 410.42 g/mol) for analytical method development and quality control.

Owing to a flavonoid core, a hydroxyl group, an ether linkage, (2R,3S,4S,5R,6R)-2-(acetoxymethyl)-4-(benzyloxy)-6-methoxytetrahydro-2H-pyran-3,5-diyl diacetate is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 410.42 g/mol — guide the selection of appropriate sample preparation and analytical techniques. 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).

Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.

CATO manufactures (2R,3S,4S,5R,6R)-2-(acetoxymethyl)-4-(benzyloxy)-6-methoxytetrahydro-2H-pyran-3,5-diyl diacetate 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 FormulaC20H26O9
Molecular Weight410.42 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)8.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1980

Recommended Standards

Why CATO?