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Turkish Journal of Chemistry

Authors

ERMAN KARAKUŞ

DOI

10.3906/kim-2003-41

Abstract

An anthracene based fluorescent probe, integrated with thiophene moiety, exhibited selective and sensitive detection of chromium (III) ions over other metal ions. Its synthesis was achieved by simple mixing of two commercially available compounds, 2-aminoanthracene, and 2-thiophenecarboxaldehyde, in onestep without the needed complex purification process. The probe molecule (ANT-Th) offered exceptional features such as "turn-on" fluorescence response, low detection limit (0.4 μM), and fast response time (< 1 min) via C$=$N bond hydrolysis. Also, a simple test paper system was developed for the rapid detection of chromium (III) ions with the naked eye.

Keywords

Anthracene, thiophene, "turn-on" chemodosimeter, chromium (III) probe

First Page

941

Last Page

949

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