1,1-Bis(4-chlorophenyl)-2-(4-methylbenzenesulfonyl)ethan-1-ol CAS 110052-75-0

Purity 97%+In StockPharmaceutical Standards
CAS No.110052-75-0
Molecular FormulaC21H18Cl2O3S
Molecular Weight421.34 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

1,1-Bis(4-chlorophenyl)-2-(4-methylbenzenesulfonyl)ethan-1-ol CAS 110052-75-0 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 1,1-Bis(4-chlorophenyl)-2-(4-methylbenzenesulfonyl)ethan-1-ol.

CATO supplies 1,1-Bis(4-chlorophenyl)-2-(4-methylbenzenesulfonyl)ethan-1-ol (CAS 110052-75-0), a certified reference material (molecular formula C21H18Cl2O3S, MW 421.34 g/mol) for analytical method development and quality control.

Based on its molecular formula C21H18Cl2O3S, 1,1-Bis(4-chlorophenyl)-2-(4-methylbenzenesulfonyl)ethan-1-ol contains a steroid core, a sulfone group, a hydroxyl group, an ether linkage, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 421.34 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.

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

As a certified reference material (CRM), 1,1-Bis(4-chlorophenyl)-2-(4-methylbenzenesulfonyl)ethan-1-ol 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 FormulaC21H18Cl2O3S
Molecular Weight421.34 g/mol
Purity97%+
StorageStore at room temperature, 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; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)12.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1988
Halogen ContentCl-containing
Sulfur Atoms1

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