(-)-(3aS,3'aR,8aS,8'aS)-8'-allyl-7-bromo-1,1'-dimethyl-2,2',3,3',8,8a,8',8'a-octahydro-1H,1'H-3a,3'a-bipyrrolo[2,3-b]indole 、
N-(2-(1-allyl-2-oxoindolin-3-yl)ethyl)-N,4-dimethylbenzenesulfonamide 在
C
12H
27Pt*(x)BF
4*H
(1+) 、 palladium diacetate 、
caesium carbonate 作用下,
以
甲苯 为溶剂,
反应 2.0h,
以44%的产率得到(-)-N-(2-((S)-1-allyl-3-((3aS,3'aR,8aS,8'aS)-8'-allyl-1,1'-dimethyl-2,2',3,3',8,8a,8',8'a-octahydro-1H,1'H-[3a,3'a-bipyrrolo[2,3-b]indol]-7-yl)-2-oxoindolin-3-yl)ethyl)-N,4-dimethylbenzenesulfonamide