Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filedfiledCritical
Priority to ECSP961919priorityCriticalpatent/ECSP961919A/en
Publication of ECSP961919ApublicationCriticalpatent/ECSP961919A/en
La presente invención se refiere a procedimientos para la preparación de 3-(1-piperazinil) -1,2- benzoisotiazol o sus sales farmacéuticamente aceptables y a nuevos intermedios usados en el procedimiento. El 3-(1-piperazinil)-1,2-benzoisotiazol es un intermedio calve útil para la preparación de ziprasidona.The present invention relates to processes for the preparation of 3- (1-piperazinyl) -1,2-benzoisothiazole or its pharmaceutically acceptable salts and to new intermediates used in the process. 3- (1-piperazinyl) -1,2-benzoisothiazole is a useful key intermediate for the preparation of ziprasidone.
SUBSTITUTED OXADIAZOL DERIVATIVES, PROCEDURES FOR THE PRODUCTION THEREOF AND INTERMEDIATES FOR USE BY THE PROCEDURE AND MEDICINAL CONTAINING THE OXADIAZOLES
NEW PHARMACEUTICALLY ACTIVE COMPOUNDS, THEIR USE IN THE MANUFACTURE OF MEDICINES, TREATMENT METHOD, PHARMACEUTICAL COMPOSITION, INTERMEDIATE COMPOUNDS AND PROCESS FOR THE MANUFACTURE OF SUCH COMPOUNDS
Process for preparing (5-hydroxypyrazole-4-yl) carbonyl-thiochroman, y1-oxide or 1,1-dioxide compounds and intermediates for application in said process and processes to obtain said intermediates