1-(4-甲基-吡啶-3-基)-咪唑烷-2-酮 、 5-Iodo-3,3-dimethyl-1-(2-trimethylsilanyl-ethoxymethyl)-1,3-dihydro-indol-2-one 、
反式-1,2-环己二胺 、
Tripotassium;phosphate 在
cupric iodide crude product 、 silica gel 、
乙酸乙酯 、
正己烷 作用下,
以
1,4-二氧六环 为溶剂,
以afforded 170 mg of 3,3-Dimethyl-5-[3-(4-methyl-pyridin-3-yl)-2-oxo-imidazolidin-1-yl]-1-(2-trimethylsilanyl-ethoxymethyl)-1,3-dihydro-indol-2-one (52.14% yield)的产率得到3,3-dimethyl-5-[3-(4-methyl-pyridin-3-yl)-2-oxo-imidazolidin-1-yl]-1-(2-trimethylsilanyl-ethoxymethyl)-1,3-dihydro-indol-2-one