1(R)-1-(methyl 2,3,4-tri-O-benzyl-6-deoxy-β-D-galacto-hexapyranosid-6-yl)-3-(6-O-benzyl-1,2:3,4-di-O-isopropylidene-D-glycero-α-D-galacto-hexapyranos-6-yl)-1-hydroxypropyne p-nitrobenzoate 在
Pd-BaSO
4 、 Lindlar's catalyst
氢气 、 sodium hydride 、
potassium carbonate 作用下,
以
甲醇 为溶剂,
反应 0.25h,
生成
1(R)-O-benzyl-1-(methyl 2,3,4-tri-O-benzyl-6-deoxy-β-D-galacto-hexapyranosid-6-yl)-3-(6-O-benzyl-1,2:3,4-di-O-isopropylidene-D-glycero-α-D-galacto-hexapyranos-6-yl)-prop-2-(Z)-ene