氨 、
(2R,3S,4S,5S)-2-(acetoxymethyl)-1-(tert-butoxycarbonyl)-5-(4-chloro-5H-pyrrolo[3,2-d]pyrimidin-7-yl)pyrrolidine-3,4-diyl diacetate 在
silica gel 、
甲醇 、
氯仿 作用下,
以
乙醇 为溶剂,
反应 24.0h,
以to furnish (2S,3S,4S,5R)-tert-butyl 2-(4-amino-5H-pyrrolo[3,2-d]pyrimidin-7-yl)-3,4-dihydroxy-5-(hydroxymethyl)pyrrolidine-1-carboxylate (31f) (0.01 g, 0.027 mmol, 7.56% yield) as a white solid的产率得到(2S,3S,4S,5R)-tert-butyl 2-(4-amino-5H-pyrrolo[3,2-d]pyrimidin-7-yl)-3,4-dihydroxy-5-(hydroxymethyl)pyrrolidine-1-carboxylate