4,4'-bis(2-((25,5S)-5-methylpyrrolidin-2-yl)-1H-imidazol-5-yl)-1,1‘-biphenyl hydrochloride 、
(2S)-2-(methoxycarbonylamino)-2-(2-oxaspiro[3.3]heptan-6-yl)acetic acid 在
N,N-二异丙基乙胺 、 N-[(dimethylamino)-3-oxo-1H-1,2,3-triazolo[4,5-b]pyridin-1-yl-methylene]-N-methylmethanaminium hexafluorophosphate 作用下,
以
N,N-二甲基甲酰胺 为溶剂,
反应 4.0h,
以11.4 mg的产率得到dimethyl (4,4’-biphenyldiylbis(1H-imidazole-5,2-diyl((2S,5S)-5-methyl-2,1-pyrrolidinediyl)((1S)-1-(2-oxaspiro[3.3]hept-6-yl)-2-oxo-2,1-ethanediyl)))biscarbamate