4'-溴-2,2,2-三氟苯乙酮 、 5-bromo-2-((6-bromo-1H-indol-2-yl)methyl)aniline 在
(11aS)-3,7-bis[3,5-bis(trifluoromethyl)phenyl]-10,11,12,13-tetrahydro-5-hydroxy-diindeno[7,1-de:1',7'-fg][1,3,2]dioxaphosphocin 5-oxide 作用下,
以
二氯甲烷 为溶剂,
以90%的产率得到(S)-3,9-dibromo-12-(4-bromophenyl)-12-trifluoromethyl-5,6,11,12-tetrahydrobenzo[2,3]azepino[5,6-b]indole