Synthesis of oxepine-, oxocine- and azepine-annulated carbazole derivatives by combined Claisen rearrangement and diene/enyne metathesis

被引:31
作者
Chattopadhyay, Shital K. [1 ]
Roy, Shankar P. [1 ]
Ghosh, Debalina [1 ]
Biswas, Gautam [1 ]
机构
[1] Univ Kalyani, Dept Chem, Kalyani 741235, W Bengal, India
关键词
Claisen rearrangement; ring-closing metathesis; enyne metathesis; carbazole; oxepine; Diels-Alder reaction;
D O I
10.1016/j.tetlet.2006.07.045
中图分类号
O62 [有机化学];
学科分类号
070303 [有机化学]; 081704 [应用化学];
摘要
A new route to various medium ring heterocycle-annulated tetra-, penta- and hexacyclic carbazole derivatives has been developed using successive applications of three atom economic processes, viz. Claisen rearrangement, olefin metathesis and Diels-Alder reactions. (c) 2006 Elsevier Ltd. All rights reserved.
引用
收藏
页码:6895 / 6898
页数:4
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