tert-butyl 4-(benzyloxy)-5-(di-(tert-butoxycarbonyl)amino)-8-methyl-7-oxo-7,8-dihydropyrimido[4,5-d]pyrimidin-2-yl(4-iodophenyl)carbamate 、
反式-2-(4-氯苯)乙烯硼酸 在
tris-(dibenzylideneacetone)dipalladium(0) potassium fluoride 作用下,
以
四氢呋喃 为溶剂,
反应 71.0h,
以65%的产率得到(E)-tert-butyl 4-(benzyloxy)-5-(di(tert-butoxycarbonyl)amino)-8-methyl-7-oxo-7,8-dihydropyrimido[4,5-d]pyrimidin-2-yl(4-(4-chlorostyryl)phenyl)carbamate