trifluoro-methanesulfonic acid 5-piperidin-1-ylmethyl-pyridin-2-yl ester 、
1-(3-丁基)-哌啶 在
bis-triphenylphosphine-palladium(II) chloride 、
copper(l) iodide 三乙胺 作用下,
以
DMF (N,N-dimethyl-formamide) 为溶剂,
反应 4.0h,
以10%的产率得到2-(4-Piperidin-1-yl-but-1-ynyl)-5-piperidin-1-ylmethyl-pyridine