1-(4-Hydroxy-3,5-dimethylphenyl)-2-(phenylsulfinyl)ethan-1-one CAS 339100-60-6

Purity 97%+In StockPharmaceutical Standards
CAS No.339100-60-6
Molecular FormulaC16H16O3S
Molecular Weight288.36 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

1-(4-Hydroxy-3,5-dimethylphenyl)-2-(phenylsulfinyl)ethan-1-one CAS 339100-60-6 chemical structure

Description

The occurrence of 1-(4-Hydroxy-3,5-dimethylphenyl)-2-(phenylsulfinyl)ethan-1-one is closely related to a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, a polycyclic aromatic system in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

CATO supplies 1-(4-Hydroxy-3,5-dimethylphenyl)-2-(phenylsulfinyl)ethan-1-one (CAS 339100-60-6), a certified reference material (molecular formula C16H16O3S, MW 288.36 g/mol) for analytical method development and quality control.

Owing to a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, a polycyclic aromatic system, 1-(4-Hydroxy-3,5-dimethylphenyl)-2-(phenylsulfinyl)ethan-1-one is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 288.36 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.

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.

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 FormulaC16H16O3S
Molecular Weight288.36 g/mol
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.)2025
Sulfur Atoms1

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