Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Merck KGaA
Original Assignee
E Merck AG
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Filing date
Publication date
Application filed by E Merck AGfiledCriticalE Merck AG
Priority to ES0254837ApriorityCriticalpatent/ES254837A1/es
Publication of ES254837A1publicationCriticalpatent/ES254837A1/es
Procedimiento para la preparación de piridoxal y sus derivados con grupo aldehídico protegido, caracterizado por el hecho de que se trata con NaHSO3, en presencia de agua y ácido, una solución que contiene piridoxal y se aisla el ácido cristalino 3-hidroximetil-5-hidroxi-6-metil-piridil-4-hidroximetil-sulfónico que así se precipita.
ES0254837A1960-01-091960-01-09Procedimiento para la preparaciën de piridoxal y sus derivados con grupo aldehidico protegido
ExpiredES254837A1
(es)