甲醇 、
{(1R,2R,3S)-1-azido-4-[(aminocarbonyl)oxy]-2,3-(isopropylidenedioxy)butylhydroxyphosphinoyl}-2',3'-O-isopropylideneuridine triethylammonium salt 在
5% palladium on barium sulphate 、
氢气 作用下,
反应 1.5h,
以48%的产率得到{(1R,2R,3S)-1-amino-4-[(aminocarbonyl)oxy]-2,3-(isopropylidenedioxy)butylhydroxyphosphinoyl}-2',3'-O-isopropylideneuridine