4-(2,3,4-tri-O-acetyl-6-azido-6-deoxy-α-D-mannopyranosyloxymethyl)-1-(octyl 2,3,4-tri-O-acetyl-6-deoxy-α-D-mannopyranoside-6-yl)-1H-1,2,3-triazole 、
propargyl 2,3,4,6-tetra-O-acetyl-α-D-mannopyranoside 在
copper(II) sulfate 、
sodium ascorbate 作用下,
以
水 、
N,N-二甲基甲酰胺 为溶剂,
反应 4.0h,
以80%的产率得到4-{2,3,4-tri-O-acetyl-6-deoxy-6-[4-(2,3,4,6-tetra-O-acetyl-α-D-mannopyranosyloxymethyl)-1H-1,2,3-triazol-1-yl]-α-D-mannopyranosyloxymethyl}-1-(octyl 2,3,4-tri-O-acetyl-6-deoxy-α-D-mannopyranoside-6-yl)-1H-1,2,3-triazole