Epoxide-initiated electrophilic cyclization of azides:: A novel route for the stereloselective construction of azabicyclic ring systems and total synthesis of (±)-indolizidine 167B and 209D

被引:60
|
作者
Reddy, PG [1 ]
Varghese, B [1 ]
Baskaran, S [1 ]
机构
[1] Indian Inst Technol, Dept Chem, Madras 600036, Tamil Nadu, India
关键词
D O I
10.1021/ol027563v
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
[GRAPHICS] A novel and general method for the stereoselective construction of 5-hydroxymethyl azabicyclic ring skeletons based on epoxide initiated electrophilic cyclization of azides has been developed and applied in the synthesis of (+/-)-indolizidine 167B and 209D with an overall yield of 16.5% and 17.8%, respectively. The efficiency of this methodology is further exemplified in the synthesis of azepine skeleton via tandem cation-olefin-azide cyclization.
引用
收藏
页码:583 / 585
页数:3
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