Dimethyl 4-oxo-1,4-dihydropyridine-2,6-dicarboxylate CAS 20443-03-2

Description

Compared with other compounds in its class, the molecular weight of 211.17 g/mol gives Dimethyl 4-oxo-1,4-dihydropyridine-2,6-dicarboxylate distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

Dimethyl 4-oxo-1,4-dihydropyridine-2,6-dicarboxylate (CAS 20443-03-2), molecular formula C9H9NO5 and molecular weight 211.17 g/mol, is a CATO reference standard with documented purity and traceability.

The molecular framework of Dimethyl 4-oxo-1,4-dihydropyridine-2,6-dicarboxylate (C9H9NO5) is characterized by an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage. In reversed-phase chromatography, its retention is governed primarily by the protonation state of its nitrogen-containing groups, which provides a practical basis for HPLC-UV/DAD or LC-MS method development. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).

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), Dimethyl 4-oxo-1,4-dihydropyridine-2,6-dicarboxylate 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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