Benserazide EP Impurity B (Base libre) | CAS 2472968-83-3 | identificado como 2 | 2-Bis[(2 | 3 | 4-trihidroxifenil)metil]-DL-serina hidrazida | es una impureza de síntesis crítica que requiere control analítico riguroso. Su presencia puede influir en el perfil de impurezas del lote y en la estabilidad química del producto. Se recomienda su caracterización mediante HPLC con detectores UV y MS | además de RMN para confirmación estructural y ensayos de pureza cuantitativa. El monitoreo de esta impureza es esencial para cumplimiento farmacopéutico | especificaciones EP y trazabilidad en procesos de síntesis y purificación | permitiendo establecer límites de aceptación y estrategias de eliminación.
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