A ratiometric fluorescent sensor for Zn2+ based on internal charge transfer (ICT)

作者: Yujiang Mei , Paul A. Bentley

DOI: 10.1016/J.BMCL.2006.03.058

关键词: Fluorescence spectroscopyAcetonitrileLigandVisible spectrumRange (particle radiation)MetalPhotochemistry8-HydroxyquinolineChemistryFluorescence

摘要: A ratiometric fluorescent chemosensor 5 was designed and synthesized based on internal charge transfer (ICT). The indicator absorbs emits light in the visible wavelength range. In acetonitrile, blue shifts emission upon zinc binding are due to formation of a 1:2 metal/ligand complex, which induced at 616 nm expense 672 nm.

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