Cefmetazole Impurity 66 Sodium Salt CAS 2714506-85-9 (free base)

Description

Compared with other compounds in its class, the molecular weight of 493.51 g/mol gives Cefmetazole Impurity 66 Sodium Salt distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

Cefmetazole Impurity 66 Sodium Salt (CAS 2714506-85-9 (free base)) is a certified pharmaceutical impurity reference standard with the molecular formula C15H16N7O5S3Na and a molecular weight of 493.51 g/mol.

Based on its molecular formula C15H16N7O5S3Na, Cefmetazole Impurity 66 Sodium Salt contains a flavonoid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 493.51 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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 supports related-substances testing and method development in line with ICH Q3A/Q3B guidance on impurity control, and is suitable for system suitability testing and forced-degradation studies.

As a certified reference material (CRM), Cefmetazole Impurity 66 Sodium Salt 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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