2-(1,5-dimethyl-1H-indol-3-yl)-3-(5-methyl-1H-indol-3-yl)-N-methylmaleimide 在
palladium-carbon
氢气 、 palladium-carbon 、 silica gel 、
乙酸乙酯 、
正己烷 作用下,
以
N,N-二甲基甲酰胺 为溶剂,
反应 24.0h,
以to obtain 3-(1,5-dimethyl-1H-indol-3-yl)-4-(5-methyl-1H-indol-3-yl)-1-methyl-2,5-dioxopyrrolidine (71 mg, 70.2%) as pale red solids的产率得到3-(1,5-dimethyl-1H-indol-3-yl)-4-(5-methyl-1H-indol-3-yl)-1-methyl-2,5-dioxopyrrolidine