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Turn-on fluorescent sensor for berberine chloride in aqueous solution based on dicyanodistyrylbenzene derivative

  • Si Yu Gao
  • , Han Jun Huang
  • , Ai Juan Zhao
  • , Kaspars Traskovskis
  • , Han Chun Wu*
  • , Zhijian Chen
  • , Xiang Kui Ren*
  • *Corresponding author for this work
  • Tianjin University
  • Riga Technical University
  • Beijing Institute of Technology
  • South China University of Technology

Research output: Contribution to journalArticlepeer-review

9 Citations (Scopus)

Abstract

A novel fluorescent probe based on water-soluble dicyanodistyrylbenzene derivative (DCS-SE) has been prepared for berberine chloride (BBC) detection. The sensing performance and mechanism of DCS-SE were elucidated by photoluminescence spectra and scanning electron microscopy techniques. The experimental results reveal that DCS-SE possesses high selectivity, fast response and quantitative recognition towards BBC in aqueous solution. Moreover, due to the electrostatic interactions induced aggregation and the subsequent aggregation-induced emission effect, DCS-SE exhibits special turn-on detecting ability, with detection limit as low as 9.3 × 10−8 M. The strategy and principle outlined in this work may be applicable to design and prepare turn-on fluorescent sensors towards various antibiotic and biomolecules.

Original languageEnglish
Article number110687
JournalDyes and Pigments
Volume206
DOIs
Publication statusPublished - Oct 2022
Externally publishedYes

Keywords

  • Aggregation-induced emission
  • Berberine chloride
  • Dicyanodistyrylbenzene
  • Fluorescent sensor
  • Turn-on

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