New 1,3,5-triphenyl-2-pyrazoline-containing 3-hydroxychromones as highly solvatofluorochromic ratiometric polarity probes

Denis A. Svechkarev, Ilya V. Bukatich, Andrey O. Doroshenko

Research output: Contribution to journalArticlepeer-review

23 Scopus citations

Abstract

Two novel 1,3,5-triphenyl-2-pyrazoline moiety containing derivatives of 3-hydroxychromone were synthesized and studied by 1H NMR, absorption and fluorescence spectroscopy. The prospects of practical application of these compounds exhibiting high solvatofluorochromism into analytical chemistry and biophysics as effective ratiometric polarity probes were discussed proceeding from the data on their fluorescent properties.

Original languageEnglish (US)
Pages (from-to)426-431
Number of pages6
JournalJournal of Photochemistry and Photobiology A: Chemistry
Volume200
Issue number2-3
DOIs
StatePublished - Dec 15 2008
Externally publishedYes

Keywords

  • 1,3,5-Triphenyl-2-pyrazoline-substituted 3-hydroxychromone
  • ESIPT
  • Multi-band fluorescence emission
  • Ratiometric probe
  • Solvatofluorochromism

ASJC Scopus subject areas

  • General Chemistry
  • General Chemical Engineering
  • General Physics and Astronomy

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