tert-butyl (3S,8aR)-8a-(3-methylbut-2-enyl)-3-[[1-[(2-methylpropan-2-yl)oxycarbonyl]indol-3-yl]methyl]-1,4-dioxo-3-phenylsulfanyl-7,8-dihydro-6H-pyrrolo[1,2-a]pyrazine-2-carboxylate 在
三正丁基氢锡 作用下,
以
甲苯 、
乙腈 为溶剂,
生成
、 ditert-butyl (1R,3R,11S,13S,15R)-12,12-dimethyl-20,22-dioxo-10,19,21-triazahexacyclo[13.5.2.01,13.03,11.04,9.015,19]docosa-4,6,8-triene-10,21-dicarboxylate 、
ditert-butyl (1R,3S,11R,13R,15R)-12,12-dimethyl-20,22-dioxo-10,19,21-triazahexacyclo[13.5.2.01,13.03,11.04,9.015,19]docosa-4,6,8-triene-10,21-dicarboxylate 、