(3R)-8,2′-Dihydroxy-7,4′-dimethoxyisoflavan CAS CATO-C3D-5880

Purity 97%+In StockPharmaceutical Standards
CAS No.CATO-C3D-5880
Molecular FormulaC17H18O5
Molecular Weight302.32 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

(3R)-8,2′-Dihydroxy-7,4′-dimethoxyisoflavan CAS CATO-C3D-5880 chemical structure

Description

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

(3R)-8,2′-Dihydroxy-7,4′-dimethoxyisoflavan (CAS CATO-C3D-5880) is a high-purity analytical reference standard with the molecular formula C17H18O5 and a molecular weight of 302.32 g/mol.

Structurally, (3R)-8,2′-Dihydroxy-7,4′-dimethoxyisoflavan (C17H18O5) contains a flavonoid core, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 9.0, corresponding to approximately 9 ring(s) or double-bond equivalent(s). With a molecular weight of 302.32 g/mol, it falls into the moderately-high-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).

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 FormulaC17H18O5
Molecular Weight302.32 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)9.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present

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