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Novartis AG
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Ciba Geigy AG
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Publication of ES221055A1publicationCriticalpatent/ES221055A1/es
Organic Low-Molecular-Weight Compounds And Preparation Thereof
(AREA)
Abstract
Procedimiento para la obtención de un nuevo compuesto de hidroquinona, caracterizado porque se deja reaccionar la p-quinona con una cantidad de etileno-imino mayor que la correspondiente a la proporción molecular 3: 2 y porque se aisla la 2,5-di-etileno-imino-hidroquinona obtenida o se trata la 2,5-dietileno-imino-p-quinona con reductores y se forma, en su caso, las sales de la 2,5-di-etilemoimino-hidroquinona.
ES0221055A1954-04-301955-04-04UN PROCEDIMIENTO PARA LA OBTENCIoN DE UN NUEVO COMPUESTO DE HIDROQUINONA
ExpiredES221055A1
(es)