Article ID Journal Published Year Pages File Type
5220468 Tetrahedron 2011 8 Pages PDF
Abstract

Fluorogenic tert-butylcalix[4]arenes bearing two pyrene pendant groups at the lower rim were synthesized. Based on ratiometric changes of monomer and excimer emissions, the pyrene amine derivative of calix[4]arene has been found to act as a selective sensor for Pb2+ and Cu2+ ions, respectively, due to a conformational change upon chelation of these ions.

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Related Topics
Physical Sciences and Engineering Chemistry Organic Chemistry
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