Furan ring opening??indole ring closure: Synthesis of furo [2′, 3′: 3, 4]??cyclohepta [1, 2??b] indolium chlorides

…, SK Smirnov, TA Stroganova

文献索引：Butin, Alexander V.; Smirnov, Sergey K.; Stroganova, Tatyana A. Journal of Heterocyclic Chemistry, 2006 , vol. 43, # 3 p. 623 - 628

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被引用次数: 26

摘要

A great number of indole derivatives possessing diverse biological and pharmaceutical activities are annulated with five-, six, and seven-membered carbocycles. Among the 2, 3- condensed derivatives a remarkable amount of attention is devoted to azaazulenes (cyclohepta [b] indoles) which are constituents of some alkaloids [1] and pigments [2]. These compounds show a wide range of biological activity including anti-inflammatory [3], ...