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Photo‐/Electroinduced Irreversible Isomerization of 2,2’‐Azobispyridine Ligands in Arene Ruthenium(II) Complexes

Authors :
Divyaratan Kumar
Claire Deo
Pascal Retailleau
Guy Royal
Juan Xie
Nicolas Bogliotti
Galina V. Dubacheva
Jonathan Long
Photophysique et Photochimie Supramoléculaires et Macromoléculaires (PPSM)
Institut de Chimie du CNRS (INC)-Université Paris-Saclay-Centre National de la Recherche Scientifique (CNRS)-Ecole Normale Supérieure Paris-Saclay (ENS Paris Saclay)
Institut de Chimie des Substances Naturelles (ICSN)
Institut de Chimie du CNRS (INC)-Université Paris-Saclay-Centre National de la Recherche Scientifique (CNRS)
Département de Chimie Moléculaire (DCM)
Université Grenoble Alpes (UGA)-Institut de Chimie du CNRS (INC)-Centre National de la Recherche Scientifique (CNRS)
Source :
Chemistry-A European Journal, Chemistry-A European Journal, Wiley-VCH Verlag, 2021, 27 (37), pp.9563-9570. ⟨10.1002/chem.202100142⟩
Publication Year :
2021
Publisher :
HAL CCSD, 2021.

Abstract

Novel arene RuII complexes containing 2,2'-azobispyridine ligands were synthesized and characterized by using 1 H and 13 C NMR spectroscopy, UV/vis spectroscopy, electrochemistry, DFT calculations and single-crystal X-ray diffraction. Z-configured complexes featuring unprecedented seven-membered chelate rings involving the nitrogen atom of both pyridines were isolated and were shown to undergo irreversible isomerization to the corresponding E-configured five-membered chelate complexes in response to light or electrochemical stimulus.

Details

Language :
English
ISSN :
09476539 and 15213765
Database :
OpenAIRE
Journal :
Chemistry-A European Journal, Chemistry-A European Journal, Wiley-VCH Verlag, 2021, 27 (37), pp.9563-9570. ⟨10.1002/chem.202100142⟩
Accession number :
edsair.doi.dedup.....536dfa7d823d353771cf14799d8f7a45