((2R,3R,4S,5R,6S)-3-acetoxy-4-azido-6-(((3R,4R,5S)-4-hydroxy-5-(4-phenyl-1H-1,2,3-triazol-1-yl)tetrahydro-2H-pyran-3-yl)thio)-5-methoxytetrahydro-2H-pyran-2-yl)methyl acetate 、
methyl 4-ethynylbicyclo[2.2.2]octane-1-carboxylate 在
copper(ll) sulfate pentahydrate 、
sodium ascorbate 作用下,
以
水 、
N,N-二甲基甲酰胺 为溶剂,
反应 18.0h,
以63%的产率得到methyl 4-(1-((2R,3R,4S,5R,6S)-3-hydroxy-6-(((3R,4R,5S)-4-hydroxy-5-(4-phenyl-1H-1,2,3-triazol-1-yl)tetrahydro-2H-pyran-3-yl)thio)-2-(hydroxymethyl)-5-methoxytetrahydro-2H-pyran-4-yl)-1H-1,2,3-triazol-4-yl)bicyclo[2.2,2]octane-1-carboxylate