4-nitro-N-((5-oxo-2-(1-tosyl-1H-indol-3-yl)tetrahydrofuran-2-yl)methyl)benzenesulfonamide 在
N-溴代丁二酰亚胺(NBS) 作用下,
以
四氯化碳 为溶剂,
反应 5.0h,
生成 3a'-bromo-1'-((4-nitrophenyl)sulfonyl)-8'-tosyl-2',3a',8',8a'-tetrahydro-1'H,3H-spiro[furan-2,3'-pyrrolo[2,3-b]indol]-5(4H)-one 、 3a'-bromo-1'-((4-nitrophenyl)sulfonyl)-8'-tosyl-2',3a',8',8a'-tetrahydro-1'H,3H-spiro[furan-2,3'-pyrrolo[2,3-b]indol]-5(4H)-one