A copolymer of 4-N,N-dimethylaminoethylene-N-allyl-1,8-naphthalimide with methylmethacrylate as a selective fluorescent chemosensor in homogeneous systems for metal cations

I. Grabchev, J. M. Chovelon, X. Qian

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109 Scopus citations

Abstract

The basic photophysical characteristics of two fluorophores: Monomeric N,N-dimethylaminoethylene-N-allyl-1,8-naphthalimide and methylmethacrylate based copolymer including N,N-dimethylaminoethylene-N-allyl-1,8-naphthalimide are described both in the absence and presence of Fe2+, Pb2+, Zn2+ and Ni2+ cations. It is shown that both the fluorophores can be used as homogeneous photo-induced electron transfer fluorescent sensors exhibiting fluorescence enhancement induced by metal ions. The copolymer is more responsive to the Fe2+ cations than to other cations under study.

Original languageEnglish
Pages (from-to)37-43
Number of pages7
JournalJournal of Photochemistry and Photobiology A: Chemistry
Volume158
Issue number1
DOIs
StatePublished - 30 May 2003
Externally publishedYes

Keywords

  • 1,8-Naphthalimides
  • Fluorescent sensors
  • Photo-induced electron transfer
  • Poly(methylmethacrylate)

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