Crystal-packing modes determine the solid-state ESIPT fluorescence in highly dipolar 2′-hydroxychalcones
Alix Tordo, Erwann Jeanneau, Mathieu Bordy, Yann Bretonnière, Jens Hasserodt
Abstract
Fifteen easily assembled ESIPT-active 2′-hydroxychalcones were prepared to identify deep-red crystal-state fluorophores with increased quantum yields. Systematic single-crystal XRD analysis furnished trends in the structure–property relationship.
Topics & Concepts
Materials scienceCrystal (programming language)Solid-stateFluorescenceDipoleCrystal structureCrystallographyPhotochemistryOpticsPhysical chemistryOrganic chemistryChemistryComputer sciencePhysicsProgramming languageLuminescence and Fluorescent MaterialsMolecular Sensors and Ion DetectionPorphyrin and Phthalocyanine Chemistry