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Bayer AG
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Bayer AG
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Application filed by Bayer AGfiledCriticalBayer AG
Publication of ES219375A1publicationCriticalpatent/ES219375A1/es
Procedimiento para la obtención de 2-amino-5-imino-pirroleninas caracterizado porque los dinitrilos del ácido maleínico o/y ácido fumárico de la fórmula general **(ver fórmula)** donde R significa alquilo cicloalquilo aralquilo fenilo halógeno H y R' alquilo cicloalquilo aralquilo halógeno y donde R + R' pueden ser en el caso del nitrilo del ácido maleínico miembros de un anillo cicloalquílico se reaccionan con alcohol y halogeno-hidrógeno seco en un disolvente inerte y los minoeteres obtenidos se tratan con amoniaco o con agentes que despidan amoniaco.
ES0219375A1954-01-071955-01-05PROCEDIMIENTO PARA LA OBTENCIoN DE 2-AMINO-IMINOPIRROLENINAS
ExpiredES219375A1
(es)