6,7-Dimethoxy-2-phenethyl-4H-chromen-4-one CAS 84294-87-1

Purity >95%In StockPharmaceutical Standards
CAS No.84294-87-1
Molecular FormulaC19H18O4
Molecular Weight310.34 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

6,7-Dimethoxy-2-phenethyl-4H-chromen-4-one CAS 84294-87-1 chemical structure

Description

Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including 6,7-Dimethoxy-2-phenethyl-4H-chromen-4-one.

6,7-Dimethoxy-2-phenethyl-4H-chromen-4-one (CAS 84294-87-1) is a high-purity analytical reference standard with the molecular formula C19H18O4 and a molecular weight of 310.34 g/mol.

Owing to a flavonoid core, a hydroxyl group, an ether linkage, 6,7-Dimethoxy-2-phenethyl-4H-chromen-4-one is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 310.34 g/mol — guide the selection of appropriate sample preparation and analytical techniques. The high carbon-to-hydrogen ratio imparts good lipophilicity, allowing liquid-liquid extraction with non-polar solvents such as n-hexane or ethyl acetate.

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

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 FormulaC19H18O4
Molecular Weight310.34 g/mol
AppearancePale yellow to yellow crystalline powder
Purity>95%
StorageStore at 2-8°C, protect from light, keep sealed and dry
Solubility (reference)Soluble in chloroform, dichloromethane, ethyl acetate, DMSO
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.)1981

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