2,3,6-tri-O-acetyl-4-O-(2,3,4,6-tetra-O-acetyl-β-D-glucopyranosyl)-β-D-glucopyranosyl-amine 、
4-氯苯硼酸 在
吡啶 、 copper diacetate 作用下,
以
二氯甲烷 为溶剂,
反应 24.0h,
以68%的产率得到(2R,3R,4S,5R,6S)-2-(acetoxymethyl)-6-(((2R,3R,4S,5R,6R)-4,5-diacetoxy-2-(acetoxymethyl)-6-((4-chlorophenyl)amino)tetrahydro-2H-pyran-3-yl)oxy)tetrahydro-2H-pyran-3,4,5-triyl triacetate