1-(2-methyl-pyrimidin-4-yl)-2-[1,2,4]triazolo[1,5-a]pyridin-6-yl-ethane-1,2-dione 2-oxime 、
4-甲酰基双环并[2.2.2]辛烷-1-甲酸甲酯 在
ammonium acetate 作用下,
以
溶剂黄146 为溶剂,
反应 3.0h,
以87%的产率得到4-[1-hydroxy-4-(2-methyl-pyrimidin-4-yl)-5-[1,2,4]triazolo[1,5-a]pyridin-6-yl-1H-imidazol-2-yl]-bicyclo[2.2.2]octane-1-carboxylic acid methyl ester