4-氨基吡啶 、
trans-4-[5-(3-methoxy-benzyloxy)-1-methyl-2-oxo-1,2-dihydro-imidazo[4,5-b]pyridin-3-ylmethyl]-cyclohexyl lithium carboxylate 在
三乙胺 、 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,
以59%的产率得到trans-4-[5-(3-methoxy-benzyloxy)-1-methyl-2-oxo-1,2-dihydro-imidazo[4,5-b]pyridin-3-ylmethyl]-cyclohexanecarboxylic acid pyridin-4-ylamide