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USV Pharmaceutical Corp
Original Assignee
USV Pharmaceutical Corp
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Publication date
Application filed by USV Pharmaceutical CorpfiledCriticalUSV Pharmaceutical Corp
Priority to ES498739ApriorityCriticalpatent/ES8303431A1/es
Publication of ES498739A0publicationCriticalpatent/ES498739A0/es
Publication of ES8303431A1publicationCriticalpatent/ES8303431A1/es
Pharmaceuticals Containing Other Organic And Inorganic Compounds
(AREA)
Abstract
PROCEDIMIENTO PARA LA OBTENCION DE DERIVADOS BENZOHETEROCICLICOS, DE FORMULA (I), EN LA QUE X, Y, Z, R Y R PUEDEN SER VARIOS TIPOS DE RADICALES, Y A VALE 1-4, COMPUESTOS QUE TIENEN APLICACIONES FARMACOLOGICAS COMO AGENTES ANTIALERGICOS. CONSISTE EN EL TRATAMIENTO DE UN COMPUESTO DE FORMULA (II), EN LA QUE B PUEDE SER UNO DE VARIOS RADICALES Y LOS DEMAS SIMBOLOS TIENEN EL MISMO SIGNIFICADO QUE EN LA FORMULA (I), EN CONDICIONES DE CICLACION, A UNA TEMPERATURA IGUAL O INFERIOR A LA DE REFLUJO DEL MEDIO DE REACCION.
ES498739A1981-01-221981-01-22Procedimiento de obtener derivados benzoheteroidicos antialergicos.
ExpiredES8303431A1
(es)