benzyl 3-<2-(dimethylamino)ethyl>-5-<2-(3,4-dimethyl-4-phenyl-2,5-dioxo-1-imidazolidinyl)ethyl>-1H-indole-2-carboxylate 在
palladium on activated charcoal
氢气 作用下,
以
乙醇 、
乙酸乙酯 为溶剂,
以89%的产率得到3-<2-(dimethylamino)ethyl>-5-<2-(3,4-dimethyl-4-phenyl-2,5-dioxo-1-imidazolidinyl)ethyl>-1H-indole-2-carboxylic acid