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Multistate/multifunctional switches based on photochromic Schiff base

  • Liyan Zhao
  • , Qiufei Hou
  • , Dan Sui
  • , Yue Wang
  • , Shimei Jiang*
  • *Corresponding author for this work
  • Jilin University

Research output: Contribution to journalArticlepeer-review

Abstract

The salicylidene Schiff base derivative, namely, N-salicylidene-(S)-α-naphthylethylamine (SNEA) has been synthesized to study the characterization of multistate/multifunctional switches. Upon the stimulations of optical inputs (UV light and visible light) and chemical inputs (pH and Zn2+), SNEA undergoes reversible photochromism, deprotonation and complexation reactions. In this case, four chemical species are involved. These interconversions of SNEA between four states have been systematically investigated by the absorption and the emission spectra. Spectroscopic studies indicate that the photochromic switch, pH switch and fluorescent switch can be realized using the single molecular entity of SNEA.

Original languageEnglish
Pages (from-to)1120-1125
Number of pages6
JournalSpectrochimica Acta - Part A: Molecular and Biomolecular Spectroscopy
Volume67
Issue number3-4
DOIs
StatePublished - Jul 2007
Externally publishedYes

Keywords

  • Complexation
  • Deprotonation
  • Molecular switch
  • Photochromism
  • Schiff base

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