2,5-dibromo-1-methylbenzimidazole 、
乙烯基氨基甲酸苄酯 、 、
sodium hydroxide 在
氯化钯 、
(1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride N-[2-(1-methyl-5-{2-[(phenylmethoxy)carbonylamino]ethyl}benzimidazol-2-yl)ethyl](phenylmethoxy)carboxamide 作用下,
以
双氧水 为溶剂,
以to provide the intermediate title compound, N-[2-(1-methyl-5-{2-[(phenylmethoxy)carbonylamino]ethyl}benzimidazol-2-yl)ethyl](phenylmethoxy)carboxamide, (41%)的产率得到N-[2-(1-methyl-5-{2-[(phenylmethoxy)carbonylamino]ethyl}benzimidazol-2-yl)ethyl](phenylmethoxy)carboxamide