(2S,3R,4S,5R,6R)-4,5-dihydroxy-2-(4-methoxyphenoxy)-6-(((4-methylbenzoyl)oxy)methyl)tetrahydro-2H-pyran-3-yl 4-methylbenzoate CAS 1820570-59-9

Purity 97%+In StockPharmaceutical Standards
CAS No.1820570-59-9
Molecular FormulaC29H30O9
Molecular Weight522.54 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

(2S,3R,4S,5R,6R)-4,5-dihydroxy-2-(4-methoxyphenoxy)-6-(((4-methylbenzoyl)oxy)methyl)tetrahydro-2H-pyran-3-yl 4-methylbenzoate CAS 1820570-59-9 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 522.54 g/mol gives (2S,3R,4S,5R,6R)-4,5-dihydroxy-2-(4-methoxyphenoxy)-6-(((4-methylbenzoyl)oxy)methyl)tetrahydro-2H-pyran-3-yl 4-methylbenzoate distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

CATO supplies (2S,3R,4S,5R,6R)-4,5-dihydroxy-2-(4-methoxyphenoxy)-6-(((4-methylbenzoyl)oxy)methyl)tetrahydro-2H-pyran-3-yl 4-methylbenzoate (CAS 1820570-59-9), a certified reference material (molecular formula C29H30O9, MW 522.54 g/mol) for analytical method development and quality control.

Structurally, (2S,3R,4S,5R,6R)-4,5-dihydroxy-2-(4-methoxyphenoxy)-6-(((4-methylbenzoyl)oxy)methyl)tetrahydro-2H-pyran-3-yl 4-methylbenzoate (C29H30O9) contains a carboxylic acid group, a hydroxyl group, an ether linkage, a polycyclic aromatic system. The molecule exhibits a degree of unsaturation (DBE) of 15.0, corresponding to approximately 15 ring(s) or double-bond equivalent(s). With a molecular weight of 522.54 g/mol, it falls into the moderately-high-molecular-weight range. 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), (2S,3R,4S,5R,6R)-4,5-dihydroxy-2-(4-methoxyphenoxy)-6-(((4-methylbenzoyl)oxy)methyl)tetrahydro-2H-pyran-3-yl 4-methylbenzoate 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 FormulaC29H30O9
Molecular Weight522.54 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)15.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1995

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