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Rhone Poulenc SA
Original Assignee
Rhone Poulenc SA
Societe des Usines Chimiques Rhone Poulenc SA
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Filing date
Publication date
Application filed by Rhone Poulenc SA, Societe des Usines Chimiques Rhone Poulenc SAfiledCriticalRhone Poulenc SA
Publication of ES234517A1publicationCriticalpatent/ES234517A1/es
Nitrogen- Or Sulfur-Containing Heterocyclic Ring Compounds With Rings Of Six Or More Members
(AREA)
Abstract
Procedimiento para la preparación de nuevos derivados de la fenotiacina, caracterizándose porque se calienta una mezcla de metanosulfonil-3 difenilamina y de azufre en presencia de una pequeña cantidad de iodo y se separan los isomeros -1 y -3 que se han formado.
ES0234517A1956-04-071957-03-27PROCEDIMIENTO PARA LA PREPARACIoN DE NUEVOS DERIVADOS DE LA FENOTIACINA
ExpiredES234517A1
(es)