5-Methyl-3-phenyl-isoxazole-4-carboxylic acid (7-benzyloxy-4-hydroxy-8-methyl-2-oxo-2H-chromen-3-yl)-amide 在
palladium on activated charcoal
sodium hydroxide 、
氢气 作用下,
以
乙醇 为溶剂,
以93%的产率得到5-Methyl-3-phenyl-isoxazole-4-carboxylic acid (4,7-dihydroxy-8-methyl-2-oxo-2H-chromen-3-yl)-amide