5-((3aS,4S,6aR)-2-oxo-hexahydro-thieno[3,4-d]imidazol-4-yl)-pentanoic acid (5-{2-[(6S,7R)-7-((S)-2-amino-propionylamino)-8-oxo-6-phenyl-7,8-dihydro-6H-5-oxa-9-aza-benzocyclohepten-9-yl]-acetylamino}-pentyl)-amide 、
3-苯酰苯基乙酸 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
actonitrile 、
二氯甲烷 为溶剂,
以54%的产率得到5-((3aR,6S,6aS)-2-oxo-hexahvdro-thieno[3,4-d]imidazol-6-yl)-pentanoic acid {5-[2-((6S,7R)-7-{(S)-2-[2-(3-benzoyl-phenyl)-acetvlamino]-propionylamino}-8-oxo-6-phenyl-7,8-dihydro-6H-5-oxa-9-aza-benzocvclohepten-9-yl)-acetylamino]-pentyl}-amide