tert-butyl 4-hydroxy-4-((4-oxo-7-((trimethylsilyl)ethynyl)thieno[3,2-d]pyrimidin-3(4H)-yl)methyl)piperidine-1-carboxylate 在
N,N-二异丙基乙胺 、
三氟乙酸 、 O-(benzotriazol-1-yl)-N,N,N,N-tetramethyluroniumhexafluorophosphate 作用下,
以
二氯甲烷 为溶剂,
反应 0.75h,
生成
7-ethynyl-3-((4-hydroxy-1-(3-phenylpropanoyl)piperidin-4-yl)methyl)thieno[3,2-d]pyrimidin-4(3H)-one