1-(tert-butyl) 2-ethyl 5-bromo-1H-indole-1,2-dicarboxylate 、
5-methyl-4-tributylstannyl-1-(2-trimethylsilanyl-ethoxymethyl)-1H-imidazole-2-carboxylic acid (pyridin-4-ylmethyl)-amide 在
bis-triphenylphosphine-palladium(II) chloride 作用下,
以
邻二甲苯 为溶剂,
反应 24.0h,
以18%的产率得到5-{5-methyl-2-[(pyridin-4-ylmethyl)-carbamoyl]-1H-imidazol-4-yl}-1H-pyrrolo[2,3-c]pyridine-2-carboxylic acid ethyl ester