(2R,3S,4R,5S,6R)-2-(4-ethynyl-2-methylphenyl)-6-(hydroxymethyl)tetrahydropyran-3,4,5-triol 、
(2R,3R,4R,5R,6R)-2-(4-bromo-2-methylphenyl)-6-((pivaloyloxy)methyl)tetrahydro-2H-pyran-3,4,5-triyltris(2,2-dimethylpropanoate) 在
copper(l) iodide 、
1,1'-双(二苯膦基)二茂铁二氯化钯(II)二氯甲烷复合物 、
N,N-二异丙基乙胺 作用下,
以
N,N-二甲基甲酰胺 为溶剂,
以31%的产率得到[(2R,3R,4R,5R,6R)-3,4,5-tris(2,2-dimethylpropanoyloxy)-6-[2-methyl-4-[2-[3-methyl-4-[(2R,3S,4R,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)tetrahydropyran-2-yl]phenyl]ethynyl]phenyl]tetrahydropyran-2-yl]methyl 2,2-dimethylpropanoate