Pseudorotaxanes and rotaxanes from macrocyclic rings incorporating acridinone, 9-phenylacridinium and 9-phenyl-9-methoxy-acridane moieties

被引:8
|
作者
Orda-Zgadzaj, M. [1 ]
Abraham, W. [1 ]
机构
[1] Humboldt Univ, Inst Chem, D-12489 Berlin, Germany
关键词
pseudorotaxane; acridane; acridinium; photochemistry;
D O I
10.1016/j.tet.2007.12.054
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
Two novel crown ethers incorporating the acridinone and the 9-phenyl-9-methoxy-acridane unit were used to form pseudorotaxanes with the 1,2-bis(4,4'dipyridinium)ethane axle, which are stoppered by the alkylative method to form rotaxanes. The pseudorotaxane formed from the acridane-containing crown was photochemically converted to the corresponding acridinium methoxide thereby releasing the guest. The acridane-containing rotaxane could not be isolated because the preparation conditions formed the acridinium salt. (c) 2008 Elsevier Ltd. All rights reserved.
引用
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页码:2669 / 2676
页数:8
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