tert-butyl {3-[4-bromo-6,6-dimethyl-2-(4-methyl-3-nitrophenyl)-7,9-dioxo-1,6,7,9-tetrahydro-8H-imidazo[4,5-h]isoquinolin-8-yl]propyl} [2-(3,4-dimethoxyphenyl)ethyl]carbamate 、
4-甲氧基苄胺 在
1,1'-双(二苯基膦)二茂铁 、
tris-(dibenzylideneacetone)dipalladium(0) sodium t-butanolate 作用下,
以
四氢呋喃 为溶剂,
反应 3.0h,
以65%的产率得到tert-butyl [2-(3,4-dimethoxyphenyl)ethyl]-{3-[4-[(4-methoxybenzyl)amino]-6,6-dimethyl-2-(4-methyl-3-nitrophenyl)-7,9-dioxo-1,6,7,9-tetrahydro-8H-imidazo[4,5-h]isoquinolin-8-yl]propyl}-carbamate