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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Beecham Group PLC
Original Assignee
Beecham Group PLC
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Priority to ES485967ApriorityCriticalpatent/ES485967A1/es
Publication of ES485967A1publicationCriticalpatent/ES485967A1/es
Pharmaceuticals Containing Other Organic And Inorganic Compounds
(AREA)
Abstract
Un procedimiento para la preparación de nuevos derivados heterocíclicos de cumarina de fórmula I: **(Fórmula)** y las sales del mismo farmaceúticamente aceptables, en la que R es hidrógeno o un grupo alquilo que contiene hasta 6 átomos de carbono; X es un enlace u oxígeno; Y es -(CH2)n- donde n es 0 ó un entero de 1 a 5 en donde el átomo de carbono no enlazado al átomo de nitrógeno puede sustituirse opcionalmente con un grupo hidroxilo; y Z es hidrógeno o halógeno.
ES485967A1979-11-141979-11-14Un procedimiento para la preparacion de nuevos derivados heterociclicos de cumarina
ExpiredES485967A1
(es)