1-(2-丙炔)吡咯烷 、 5-ethyl-8-iodo-3-methyl-2-(tetrahydro-2H-pyran-2-yl)-2,5-dihydro-4H-pyrazolo[4,3-c]quinolin-4-one 在
bis-triphenylphosphine-palladium(II) chloride
三乙胺 、
copper(l) chloride 作用下,
以
DMF (N,N-dimethyl-formamide) 为溶剂,
反应 17.0h,
以89%的产率得到5-ethyl-3-methyl-8-(3-pyrrolidin-1-ylprop-1-yn-1-yl)-2-(tetrahydro-2H-pyran-2-yl)-2,5-dihydro-4H-pyrazolo[4,3-c]quinolin-4-one