SYNTHESIS OF POLYSUBSTITUTED INDOLES AND INDOLINES BY MEANS OF ZIRCONOCENE-STABILIZED BENZYNE COMPLEXES

被引:100
作者
TIDWELL, JH [1 ]
BUCHWALD, SL [1 ]
机构
[1] MIT,DEPT CHEM,CAMBRIDGE,MA 02139
关键词
D O I
10.1021/ja00105a021
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
The development of a new method for the regiospecific synthesis of polysubstituted indoles and indolines is reported. The key steps involve the generation of zirconocene-stabilized benzyne complexes and subsequent intramolecular olefin insertion reactions to provide tricyclic indoline zirconacycles. The zirconacyclic intermediates were cleaved with iodine to yield diiodo indolines, which were converted to a wide variety of indole and indoline products, such as analogs of tryptamine, serotonin, tryptophan, and the pharmacophore of CC-1065.
引用
收藏
页码:11797 / 11810
页数:14
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