A new ZnII tweezer pyridine-naphthalene system - An off-on-off system working in a biological pH window

  • Ricardo Aucejo
  • , Javier Alarcón
  • , Enrique García-España
  • , José M. Llinares
  • , Katherine L. Marchin
  • , Conxa Soriano
  • , Carlos Lodeiro
  • , M. Alexandra Bernardo
  • , Fernando Pina
  • , João Pina
  • , J. Seixas De Melo

Research output: Contribution to journalArticlepeer-review

28 Citations (Scopus)

Abstract

The synthesis, protonation behaviour and Zn2+ coordination chemistry of a new photoactive polyamine exhibiting "off-on-off" fluorescence is presented. Addition of Zn2+ reduces the width of the fluorescence window, which is centred around physiological pH, and sharply enhances the emission intensity.

Original languageEnglish
Pages (from-to)4301-4308
Number of pages8
JournalEuropean Journal of Inorganic Chemistry
Issue number21
DOIs
Publication statusPublished - 4 Nov 2005

Keywords

  • Luminescence
  • N ligands
  • Sensors
  • Zinc

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