2-oxo-1-(4-piperidinyl)-2,3-dihydro-1H-imidazo[4,5-b]pyridine dihydrochloride 、
(6-chloro-pyrimidin-4-yl)-(3,4,5-trimethyl-phenyl)-methanone 在
N,N-二异丙基乙胺 作用下,
以
N,N-二甲基甲酰胺 为溶剂,
以10%的产率得到1-{1-[6-(3,4,5-trimethyl-benzoyl)-pyrimidin-4-yl]-piperidin-4-yl}-1,3-dihydro-imidazo[4,5-b]-pyridin-2-one