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Prodesfarma SA
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Prodes SA
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Priority to ES506221ApriorityCriticalpatent/ES8206463A1/es
Publication of ES506221A0publicationCriticalpatent/ES506221A0/es
Publication of ES8206463A1publicationCriticalpatent/ES8206463A1/es
Organic Low-Molecular-Weight Compounds And Preparation Thereof
(AREA)
Abstract
PROCEDIMIENTO PARA LA OBTENCION DE 2-METOXI-5-AMINOSULFONILBENZAMIDAS Y SUS ISOMEROS OPTICAMENTE ACTIVOS, DE FORMULA (I), EN LA QUE R ES UN CICLO-ALQUIL-ALQUIL DE FORMULA (CH2)NCH-X, DONDE X ES UNA CADENA ALQUILICA LINEAL, Y N VALE DE 2-5. CONSISTE EN LA REACCION DE LA CORRESPONDIENTE 2-AMINOMETILPIRROLIDINA-1-SUSTITUIDA CON CLORURO DE O-METOXIBENZOILO EN UN SISTEMA BIFASICO, CONSTITUIDO POR UN MEDIO ACUOSO Y UN DISOLVENTE ORGANICO INERTE DE POLARIDAD MEDIA, Y EN PRESENCIA DE UN HIDROXIDO ALCALINO,SEGUIDA DE REACCION CON ACIDO CLORUSULFONICO Y AMONIACO. LA PURIFICACION DEL COMPUESTO OBTENIDO Y LA SEPARACION DE LOS ISOMEROS OPTICAMENTE ACTIVOS SE LLEVA A CABO POR METODOS CONVENCIONALES
ES506221A1981-10-131981-10-13Procedimiento de preparacion de 2-metoxi-5-aminosulfo- nil-benzamidas
ExpiredES8206463A1
(es)