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Union Quimico Farmaceutica SA
Original Assignee
Union Quimico Farmaceutica SA
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Publication date
Application filed by Union Quimico Farmaceutica SAfiledCriticalUnion Quimico Farmaceutica SA
Priority to ES8801822ApriorityCriticalpatent/ES2006976A6/es
Publication of ES2006976A6publicationCriticalpatent/ES2006976A6/es
Organic Low-Molecular-Weight Compounds And Preparation Thereof
(AREA)
Abstract
EL PROCEDIMIENTO PARA LA OBTENCION DEL ACIDO 2,4-DICLORO-5-FLUOROBENZOICO ESTA BASADO EN TRATAR EL 2,4-DICLORO-5-FLUOROBENCENO CON ACIDO O ANHIDRIDO ACETICO Y POSTERIORMENTE CON CLORURO DE TIONILO, TRICLORURO DE FOSFORO U OXICLORURO DE FOSFORO; EL COMPLEJO RESULTANTE ES TRATADO CON UN ACIDO DE LEWIS OBTENIENDOSE 2,4-DICLORO-5-FLUOROACETONA, CUYA OXIDACION CONDUCE AL COMPUESTO DEL TITULO. EL ACIDO 2,4-DICLORO-5-FLUOROBENZOICO ES UN INTERMEDIO UTIL PARA LA PREPARACION DE COMPUESTOS DE ACTIVIDAD BACTERICIDA.
ES8801822A1988-06-131988-06-13Procedimiento para la obtencion del acido 2,4-dicloro-5 fluorobenzoico.
ExpiredES2006976A6
(es)
Antiarytmiske og kardiobeskyttende substituerte indenoylguanidiner, deres anvendelse for fremstilling av legemidler, samt legemiddel inneholdende disse