1-(2-Hydroxy-4,6-dimethoxyphenyl)-2-phenylethan-1-one CAS 39604-66-5

Purity 97%+In StockPharmaceutical Standards
CAS No.39604-66-5
Molecular FormulaC16H16O4
Molecular Weight272.30 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

1-(2-Hydroxy-4,6-dimethoxyphenyl)-2-phenylethan-1-one CAS 39604-66-5 chemical structure

Description

The occurrence of 1-(2-Hydroxy-4,6-dimethoxyphenyl)-2-phenylethan-1-one is closely related to a flavonoid core, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

1-(2-Hydroxy-4,6-dimethoxyphenyl)-2-phenylethan-1-one (CAS 39604-66-5) is a high-purity analytical reference standard with the molecular formula C16H16O4 and a molecular weight of 272.30 g/mol.

Structurally, 1-(2-Hydroxy-4,6-dimethoxyphenyl)-2-phenylethan-1-one (C16H16O4) 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 272.30 g/mol, it falls into the medium-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).

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 FormulaC16H16O4
Molecular Weight272.30 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 chloroform, dichloromethane, ethyl acetate, DMSO
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
CAS Registry Year (est.)1968

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