2,5-Dichloro-1-methyl-3,6-dihydropyridin-4(1H)-one CAS 1624262-49-2

Description

Structurally, 2,5-Dichloro-1-methyl-3,6-dihydropyridin-4(1H)-one (C6H9Cl2NO) contains an amide group, a hydroxyl group, an ether linkage, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 2.0, corresponding to approximately 2 ring(s) or double-bond equivalent(s). With a molecular weight of 182.05 g/mol, it falls into the medium-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.

2,5-Dichloro-1-methyl-3,6-dihydropyridin-4(1H)-one (CAS 1624262-49-2), molecular formula C6H9Cl2NO and molecular weight 182.05 g/mol, is a CATO reference standard with documented purity and traceability.

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), 2,5-Dichloro-1-methyl-3,6-dihydropyridin-4(1H)-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.

Physical & Chemical Properties

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