<i>N</i>-Hydroxy–<i>N</i>-oxide photoinduced tautomerization and excitation wavelength dependent luminescence of ESIPT-capable zinc(<scp>ii</scp>) complexes with a rationally designed 1-hydroxy-2,4-di(pyridin-2-yl)-1<i>H</i>-imidazole ESIPT-ligand
Nikita A. Shekhovtsov, Katerina A. Vinogradova, Sofia N. Vorobyova, Alexey S. Berezin, Victor F. Plyusnin, Dmitry Yu. Naumov, Natalia V. Pervukhina, Елена Б. Николаенкова, А. Ya. Tikhonov, Mark B. Bushuev
Abstract
ESIPT-capable zinc( ii ) complexes with an ESIPT-ligand featuring spatially separated metal binding and ESIPT sites have been synthesized. The complexes undergo phototautomerization and show excitation wavelength dependent fluorescence.
Topics & Concepts
TautomerChemistryPhotoluminescenceZincPhotochemistryIntramolecular forceFluorescenceStokes shiftHydrogen bondLuminescenceImidazoleQuantum yieldLigand (biochemistry)MoleculeStereochemistryMaterials scienceOrganic chemistryPhysicsReceptorBiochemistryQuantum mechanicsOptoelectronicsMetal complexes synthesis and propertiesMetal-Catalyzed Oxygenation MechanismsFluorine in Organic Chemistry