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A highly selective and sensitive fluorescent PET (photoinduced electron transfer) chemosensor for Zn(II)
Thorfinnur Gunnlaugsson1, T Clive Lee, Raman Parkesh
1Department of Chemistry, Trinity College Dublin, Dublin 2, Ireland. gunnlaut@tcd.ie
Organic & Biomolecular Chemistry
|October 31, 2003
Abstract:
The naphthalimide derivative 1 was designed as a fluorescence PET sensor for Zn(II); 1 showed excellent selectivity for Zn(II) at pH 7.4, even in the presence of other competitive cations, the emission, being pH independent above pH 3.5, was switched on upon Zn(II) recognition.