tert-butyl 4-(2-bromo-5-ethyl-4-(2-((2-methyl-4-(trifluoromethyl)phenyl)amino)-2-oxoethyl)-7-oxo-4,7-dihydro-[1,2,4]triazolo[1,5-a]pyrimidin-6-yl)piperazine-1-carboxylate 、
(3S)-3-氟哌啶盐酸盐 在
potassium acetate 作用下,
以
二甲基亚砜 为溶剂,
生成 tert-butyl (S)-4-(5-ethyl-2-(3-fluoropiperidin-1-yl)-4-(2-((2-methyl-4-(trifluoromethyl)phenyl)amino)-2-oxoethyl)-7-oxo-4,7-dihydro-[1,2,4]triazolo[1,5-a]pyrimidin-6-yl)piperazine-1-carboxylate