2-methyl-2-(4-(methylamino)phenyl)propanenitrile 、 (5S,8S,10aR)-3-acetyl-5-(5-((diethoxyphosphoryl)difluoromethyl)benzo[b]thiophene-2-carboxamido)-6-oxodecahydropyrrolo[1,2-a][1,5]diazocine-8-carboxylic acid 在
2-氯-1-甲基吡啶碘化物 、
三乙胺 作用下,
以
二氯甲烷 为溶剂,
以33 %的产率得到diethyl ((2-(((5S,8S,10aR)-3-acetyl-8-((4-(2-cyanopropan-2-yl)phenyl)(methyl)carbamoyl)-6-oxodecahydropyrrolo[1,2-a][1,5]diazocin-5-yl)carbamoyl)benzo[b]thiophen-5-yl)difluoromethyl)phosphonate