(S)-7-Hydroxy-5-methoxy-2-(4-methoxyphenyl)chroman-4-one CAS 66568-97-6

Purity 97%+In StockPharmaceutical Standards
CAS No.66568-97-6
Molecular FormulaC13H20O2
Molecular Weight208.30 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

(S)-7-Hydroxy-5-methoxy-2-(4-methoxyphenyl)chroman-4-one CAS 66568-97-6 chemical structure

Description

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.

CATO supplies (S)-7-Hydroxy-5-methoxy-2-(4-methoxyphenyl)chroman-4-one (CAS 66568-97-6), a certified reference material (molecular formula C13H20O2, MW 208.30 g/mol) for analytical method development and quality control.

Based on its molecular formula C13H20O2, (S)-7-Hydroxy-5-methoxy-2-(4-methoxyphenyl)chroman-4-one contains a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 208.30 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The high carbon-to-hydrogen ratio imparts good lipophilicity, allowing liquid-liquid extraction with non-polar solvents such as n-hexane or ethyl acetate.

As a certified reference material (CRM), (S)-7-Hydroxy-5-methoxy-2-(4-methoxyphenyl)chroman-4-one 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 FormulaC13H20O2
Molecular Weight208.30 g/mol
AppearanceOff-white to pale yellow crystalline powder
Purity97%+
StorageStore at room temperature
Solubility (reference)Soluble in chloroform, dichloromethane, ethyl acetate, DMSO
StabilityMay oxidize slowly on prolonged air exposure
Degree of Unsaturation (DBE)4.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1976

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