methyl ((S)-3-methyl-1-oxo-1-((S)-2-(5-(4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)-1H-imidazol-2-yl)pyrrolidin-1-yl)butan-2-yl)carbamate 、
benzyl (4S,7S)-4-(5-(4-bromophenyl)-1H-imidazol-2-yl)-6,10-dioxooctahydro-1H-pyridazino[1,2-a][1,2]diazepin-7-ylcarbamate 在
(1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride 、
碳酸氢钠 作用下,
以
叔丁醇 为溶剂,
反应 4.0h,
以30.6%的产率得到{(4S,7S)-4-[5-(4'-{2-[(S)-1-((S)-2-methoxycarbonylamino-3-methylbutyryl)pyrrolidin-2-yl]-3H-imidazol-4-yl}biphenyl-4-yl)-1H-imidazol-2-yl]-6,10-dioxooctahydropyridazino[1,2-a][1,2]diazepin-7-yl}carbamic acid benzyl ester