4'-Methyl-4,6-diphenyl-2H-[1,2'-bipyridin]-2-one CAS 62219-20-9

Description

As a certified reference material (CRM), 4'-Methyl-4,6-diphenyl-2H-[1,2'-bipyridin]-2-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.

4'-Methyl-4,6-diphenyl-2H-[1,2'-bipyridin]-2-one (CAS 62219-20-9), molecular formula C23H18N2O and molecular weight 338.40 g/mol, is a CATO reference standard with documented purity and traceability.

Structurally, 4'-Methyl-4,6-diphenyl-2H-[1,2'-bipyridin]-2-one (C23H18N2O) contains a steroid core, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 16.0, corresponding to approximately 16 ring(s) or double-bond equivalent(s). With a molecular weight of 338.40 g/mol, it falls into the moderately-high-molecular-weight range. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.

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.

Physical & Chemical Properties

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