(3aS,4S,6R,6aR)-tert-butyl 4-(2-amino-6-oxo-1,6-dihydropyrimidin-5-yl)-6-((benzyloxy)methyl)-2,2-dimethyldihydro-3aH-[1,3]dioxolo[4,5-c]pyrrole-5(4H)-carboxylate 在
氢氧化钯 silica gel 、
氯仿 作用下,
以
甲醇 为溶剂,
反应 52.0h,
以to give (3aS,6R,6aR)-tert-butyl (3aS,4S,6R,6aR)-tert-butyl 4-(2-amino-6-oxo-1,6-dihydropyrimidin-5-yl)-6-(hydroxymethyl)-2,2-dimethyldihydro-3aH-[1,3]dioxolo[4,5-c]pyrrole-5(4H)-carboxylate (13h) (156 mg, 42.8% yield) as a foam的产率得到(3aS,4S,6R,6aR)-tert-butyl 4-(2-amino-6-oxo-1,6-dihydropyrimidin-5-yl)-6-(hydroxymethyl)-2,2-dimethyldihydro-3aH-[1,3]dioxolo[4,5-c]pyrrole-5(4H)-carboxylate