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Yamanouchi Pharmaceutical Co Ltd
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Yamanouchi Pharmaceutical Co Ltd
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Application filed by Yamanouchi Pharmaceutical Co LtdfiledCriticalYamanouchi Pharmaceutical Co Ltd
Priority to ES478143ApriorityCriticalpatent/ES478143A1/es
Publication of ES478143A1publicationCriticalpatent/ES478143A1/es
1. Un procedimiento para la fabricación de compuestos heterocíclicos nitrogenados, representados por la fórmula: **(Fórmula)** donde R1 y R4, que pueden ser iguales o diferentes, representa cada uno de ellos un átomo de hidrógeno, un grupo alquilo inferior o un grupo alquelino inferior; R2 representa un átomo de hidrógeno, un grupo hidroxilo un grupo alcapoidoxi inferior, un grupo alquili inferior o un grupo alquenilo inferior; R3 representa un átomo de hidrógeno, un grupo hidroxilo, un grupo alcanoiloxi inferior, un grupo alquilo inferior o un grupo alquenilo inferior.
ES478143A1979-02-271979-02-27Un procedimiento para la fabricacion de compuestos heteroci-clicos nitrogenados.
ExpiredES478143A1
(es)