环丙磺酰胺 、
(1S,4R,6S,14S,18R)-18-[2-(4-fluoroanilino)-6-pyrrolidin-1-ylpyrimidin-4-yl]oxy-14-[(2-methylpropan-2-yl)oxycarbonylamino]-2,15-dioxo-3,16-diazatricyclo[14.3.0.04,6]nonadec-7-ene-4-carboxylic acid 在
N,N-二异丙基乙胺 、 Methanaminium,N-[(dimethylamino)(3H-1,2,3-triazolo[4,5-b]pyridin-3-yloxy)methylene]-N-methyl-, hexafluorophosphate(1-) 、
1,8-二氮杂双环[5.4.0]十一碳-7-烯 作用下,
以
N,N-二甲基甲酰胺 为溶剂,
反应 17.0h,
以72%的产率得到tert-butyl N-[(1S,4R,6S,14S,18R)-4-(cyclopropylsulfonylcarbamoyl)-18-[2-(4-fluoroanilino)-6-pyrrolidin-1-ylpyrimidin-4-yl]oxy-2,15-dioxo-3,16-diazatricyclo[14.3.0.04,6]nonadec-7-en-14-yl]carbamate