1,4-diazabicyclo[3.2.1]octane dihydrochloride 、
lithium 5-pyridin-3-yl-oxazole-2-carboxylate 在
1-羟基苯并三唑 、 O-(benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium tetrafluoroborate 、
N,N-二异丙基乙胺 作用下,
以
DMF (N,N-dimethyl-formamide) 为溶剂,
生成 (R)-1,4-diaza-bicyclo[3.2.1]oct-4-yl-(5-pyridin-3-yl-oxazol-2-yl)-methanone