1-(4-Methanesulfonylphenyl)ethan-1-ol CAS 25888-99-7

Purity 97%+In StockPharmaceutical Standards
CAS No.25888-99-7
Molecular FormulaC9H12O3S
Molecular Weight200.25 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

1-(4-Methanesulfonylphenyl)ethan-1-ol CAS 25888-99-7 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 200.25 g/mol gives 1-(4-Methanesulfonylphenyl)ethan-1-ol distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

CATO supplies 1-(4-Methanesulfonylphenyl)ethan-1-ol (CAS 25888-99-7), a certified reference material (molecular formula C9H12O3S, MW 200.25 g/mol) for analytical method development and quality control.

The molecular framework of 1-(4-Methanesulfonylphenyl)ethan-1-ol (C9H12O3S) is characterized by a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system. In reversed-phase chromatography, its retention is governed primarily by the polarity and ionization state of its functional groups, which provides a practical basis for HPLC-UV/DAD or LC-MS method development. 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).

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 FormulaC9H12O3S
Molecular Weight200.25 g/mol
Purity97%+
StorageStore in a cool place (≤25°C), keep sealed and dry
Solubility (reference)Soluble in methanol, ethanol, DMSO
StabilityMay oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)4.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1964
Sulfur Atoms1

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