An improved process for the preparation of substituted isoxazolo[4,5-c]pyridin-4(5H)-ones which are either useful as intermediates in the preparation of compounds having pharmaceutical activity or as hypolipidemic agents which comprises cyclizing a corresponding 5-(2-amino-2-phenyl- or substituted phenyl-ethenyl)-3-substituted-N-alkyl isoxazole-4-carboxamide under acidic conditions.
一种改进的制备取代的
异噁唑并[4,5-c]
吡啶-4(5H)-酮的方法,这些化合物既可用作制备具有药物活性的化合物的中间体,也可用作降脂药物,其包括在酸性条件下环化相应的5-(2-
氨基-2-苯基或取代苯基)-3-取代-N-烷基
异噁唑-4-羧酰胺。