Novel crown ether and salen metal chelation driven molecular pincers

被引:22
作者
Abe, Aki M. M. [1 ]
Helaja, Juho [1 ]
Koskinen, Ari M. P. [1 ]
机构
[1] Helsinki Univ Technol, Organ Chem Lab, TKK, FI-02015 Helsinki, Finland
关键词
MACROCYCLIC POLYETHERS; COMPLEXES; ION; RECOGNITION; CATALYSIS; RECEPTORS; TWEEZERS; SENSORS; BINDING; CATIONS;
D O I
10.1021/ol061726o
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
The synthesis of novel metal chelation driven molecular pincers based on crown ether and salen ligand substructures are described. Their functionality was monitored by fluorescence spectroscopy using pyrene groups as fluorescence probes. The pincer was shown to function reversibly with respect to metal chelation with Zn2+ and also to chelate ditopically with 100 mol % of Zn2+ and 100 mol % Li+ or 200 mol % of Li+ ion.
引用
收藏
页码:4537 / 4540
页数:4
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