2-((4-Chlorophenyl)sulfinyl)-1,1-diphenylethan-1-ol CAS 251307-41-2

Description

Compared with other compounds in its class, the molecular weight of 356.87 g/mol gives 2-((4-Chlorophenyl)sulfinyl)-1,1-diphenylethan-1-ol distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

2-((4-Chlorophenyl)sulfinyl)-1,1-diphenylethan-1-ol (CAS 251307-41-2), molecular formula C20H17ClO2S and molecular weight 356.87 g/mol, is a CATO reference standard with documented purity and traceability.

Owing to a steroid core, a sulfone group, a hydroxyl group, an ether linkage, chlorine substitution, 2-((4-Chlorophenyl)sulfinyl)-1,1-diphenylethan-1-ol is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 356.87 g/mol — guide the selection of appropriate sample preparation and analytical techniques. 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.

As a certified reference material (CRM), 2-((4-Chlorophenyl)sulfinyl)-1,1-diphenylethan-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

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