(S)-2-(4-Aminophenyl)-2-(isopropyl(methyl)amino)-N,N-dimethylacetamide 、 N-(3-(6-bromo-4-methyl-5-oxo-4,5-dihydropyrazin-2-yl)-2-methylphenyl)-4,5,6,7-tetrahydrobenzo[b]thiophene-2-carboxamide 在
tris-(dibenzylideneacetone)dipalladium(0) 、
4,5-双二苯基膦-9,9-二甲基氧杂蒽 caesium carbonate 作用下,
以
1,4-二氧六环 为溶剂,
反应 3.0h,
以52%的产率得到(S)-(+)-N-(3-(6-(4-(2-(Dimethylamino)-1-(isopropyl(methyl)amino)-2-oxoethyl)phenylamino)-4-methyl-5-oxo-4,5-dihydropyrazin-2-yl)-2-methylphenyl)-4,5,6,7-tetrahydrobenzo[b]thiophene-2-carboxamide