(4R,6R,7R)-1-(2-(2-bromophenyl)ethyl)-4,7-di(tert-butyldimethylsilyloxy)-4,5,6,7-tetrahydro-1H-indole-4,6-carbolactone 在
bis-triphenylphosphine-palladium(II) chloride
potassium carbonate 、
三苯基膦 作用下,
以
N,N-二甲基甲酰胺 为溶剂,
反应 16.0h,
以72%的产率得到(8R,9R,11R)-8,11-di(tert-butyldimethylsilyloxy)-5,6,8,9,10,11-hexahydroindolo[2,1-a]isoquinoline-9,11-carbolactone