4-(5-(benzyloxy)-4,6-dimethoxypyrimidin-2-yl)-N,N-dimethyl-3,5-dioxopiperazine-1-sulfonamide 在
palladium 10% on activated carbon
氢气 作用下,
以
乙酸乙酯 为溶剂,
反应 5.5h,
以91%的产率得到4-(5-hydroxy-4,6-dimethoxypyrimidin-2-yl)-N,N-dimethyl-3,5-dioxopiperazine-1-sulfonamide