4-nitrophenyl 4-(2-oxo-2,3-dihydro-1H-imidazo[4,5-b]pyridin-1-yl)piperidine-1-carboxylate 、 (6,9-trans)-6-phenyl-6,7,8,9-tetrahydro-5H-cyclohepta[b]pyridin-9-ol 在
triethylamine trihydrochloride 、 sodium hydride 作用下,
以
四氢呋喃 为溶剂,
反应 4.0h,
以87%的产率得到(6,9-trans)-6-phenyl-6,7,8,9-tetrahydro-5H-cyclohepta[b]pyridin-9-yl 4-(2-oxo-2,3-dihydro-1H-imidazo[4,5-b]pyridin-1-yl)piperidine-1-carboxylate