((1S,2R)-1-amino-2-vinylcyclopropyl)(4-chloro-1H-indazol-1-yl)methanone 4-methylbenzenesulfonate 、
(2S,4R)-1-(tert-butoxycarbonyl)-4-(phenanthridin-6-yloxy)pyrrolidine-2-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-) 作用下,
以
乙腈 为溶剂,
反应 0.75h,
以92%的产率得到tert-butyl (2S,4R)-2-[[(1S,2R)-1-(4-chloroindazole-1-carbonyl)-2-ethenylcyclopropyl]carbamoyl]-4-phenanthridin-6-yloxypyrrolidine-1-carboxylate