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.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ferrer Internacional SA
Original Assignee
Ferrer Internacional SA
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 filed by Ferrer Internacional SAfiledCriticalFerrer Internacional SA
Priority to ES520739ApriorityCriticalpatent/ES8403875A1/es
Publication of ES520739A0publicationCriticalpatent/ES520739A0/es
Publication of ES8403875A1publicationCriticalpatent/ES8403875A1/es
PROCEDIMIENTO PARA LA OBTENCION DE UN DERIVADO DE PIRAZOL-5-ONA, DE FORMULA ESTRUCTURAL (I).CONSISTE EN HACER REACCIONAR ENTRE SI LOS COMPUESTOS DE FORMULAS (II) Y (III), EN UN MEDIO POLAR, PREFERENTEMENTE EN UN MEDIO QUE CONTENGA ETANOL, Y EN PRESENCIA DE UNA BASE FUERTE, TAL COMO EL ETOXIDO SODICO, SEGUIDO DE EVAPORACION EN VACIO Y DISOLUCION EN UN MEDIO BASICO TAL COMO EL CONSTITUIDO POR UNA SOLUCION ACUOSA DE UN HIDROXIDO ALCALINO O ALCALINOTERREO, TAL COMO EL HIDROXIDO SODICO. EL PRODUCTO OBTENIDO SE PURIFICA MEDIANTE LA NEUTRALIZACION DE LA FASE ACUOSA CON UN ACIDO MINERAL,PREFERENTEMENTE EL ACIDO CLORHIDRICO.
ES520739A1983-03-091983-03-09Procedimiento de obtencion de un derivado de pirazol-5-ona.
ExpiredES8403875A1
(es)
Process for producing 7-/3-aryl-1-piperazinyl/- and 7-/3-cyclohexyl-1-piperazinyl/-3-quinoline-carboxylic acids and pharmaceutical compositions containing them as active agents