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.)
Lasa Laboratorios SA
Original Assignee
Lasa Laboratorios SA
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Filing date
Publication date
Application filed by Lasa Laboratorios SAfiledCriticalLasa Laboratorios SA
Priority to ES556559ApriorityCriticalpatent/ES8707228A1/es
Publication of ES556559A0publicationCriticalpatent/ES556559A0/es
Publication of ES8707228A1publicationCriticalpatent/ES8707228A1/es
Pharmaceuticals Containing Other Organic And Inorganic Compounds
(AREA)
Abstract
PROCEDIMIENTO PARA OBTENER 4,5-DIHIDROIMIDAZOLES. COMPRENDE: A) CICLIZAR UNA N-(2-AMINOETIL)-CARBOXAMIDA DE FORMULA (II) CON PENTACLORURO DE FOSFORO, EN BENCENO, PARA OBTENER UN COMPUESTO DE FORMULA (I) Y SUS SALES; Y B) SEPARAR EL COMPUESTO (I) DEL MEDIO DE REACCION MEDIANTE FILTRACION. SIENDO: R, H O ALQUILO. SE UTILIZAN COMO ANTIADRENERGICOS EN FARMACOS.
ES556559A1986-06-241986-06-24Nuevo procedimiento de obtencion de 4,5-dihidroimidazoles de interes terapeutico
ExpiredES8707228A1
(es)