(1S)-1-(7-N-benzyloxymethyl-6-O-tert-butyl-9-deaza-8-fluorohypoxanthin-9-yl)-N-tert-butoxycarbonyl-5-O-tert-butyldimethylsilyl-1,4-dideoxy-1,4-imino-2,3-O-isopropylidene-D-ribitol 在
palladium on activated charcoal
四丁基氟化铵 、
氢气 作用下,
以
四氢呋喃 、
甲醇 、
乙醇 为溶剂,
反应 66.0h,
生成 (3aS,4S,6R,6aR)-4-(6-Fluoro-4-hydroxy-5H-pyrrolo[3,2-d]pyrimidin-7-yl)-6-hydroxymethyl-2,2-dimethyl-tetrahydro-[1,3]dioxolo[4,5-c]pyrrole-5-carboxylic acid tert-butyl ester