4-(4-oxo-3,4-dihydro-phthalazin-1-ylmethyl)-pyridine-2-carboxylic acid 、
4-(cyclopentyloxy)piperidine hydrochloride 在
O-(1H-benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium hexafluorophosphate 、
三乙胺 作用下,
以
DMA 为溶剂,
反应 72.0h,
以8.3%的产率得到4-((2-(4-(cyclopentyloxy)piperidine-1-carbonyl)pyridin-4-yl)methyl)phthalazin-1(2H)-one