4-chloro-5-ethyl-5,7-dihydro-pyrrolo[2,3-d]pyrimidin-6-one 、 (S)-benzyl 2-((4-(4-fluoro-3-(trifluoromethyl)phenyl)-2-(piperidin-4-yl)-1H-imidazol-1-yl)methyl)piperidine-1-carboxylate trihydrochloride 在
N,N-二异丙基乙胺 作用下,
以
异丙醇 为溶剂,
生成
(2S)-benzyl 2-((2-(1-(5-ethyl-6-oxo-6,7-dihydro-5H-pyrrolo[2,3-d]pyrimidin-4-yl)piperidin-4-yl)-4-(4-fluoro-3-(trifluoromethyl)phenyl)-1H-imidazol-1-yl)methyl)piperidine-1-carboxylate