3-O-benzyl-1,2-O-isopropylidene-5-O-trifluoromethanesulfonyl-α-D-ribofuranoside 、
3-((3aR,5R,6R,6aR)-6-Benzyloxy-2,2-dimethyl-tetrahydro-furo[2,3-d][1,3]dioxol-5-yl)-propionitrile 在
六甲基磷酰三胺 、
lithium diisopropyl amide 作用下,
生成 3-((3aR,5R,6R,6aR)-6-Benzyloxy-2,2-dimethyl-tetrahydro-furo[2,3-d][1,3]dioxol-5-yl)-2-((3aR,5R,6R,6aR)-6-benzyloxy-2,2-dimethyl-tetrahydro-furo[2,3-d][1,3]dioxol-5-ylmethyl)-propionitrile