Competition between pi-pi or furan-perfluorophenyl stacking interactions in conjugated compounds prepared from azomethine connections - Université d'Angers
Article Dans Une Revue CrystEngComm Année : 2011

Competition between pi-pi or furan-perfluorophenyl stacking interactions in conjugated compounds prepared from azomethine connections

Charlotte Mallet
  • Fonction : Auteur
Magali Allain
Philippe Leriche
Pierre Frère

Résumé

Conjugated compounds associating phenyl or pentafluorophenyl units linked via azomethine bonds to a central furan or furylene-vinylene moiety have been synthesized. The crystal structures of compounds end capped with perfluorophenyl units are analyzed in terms of intermolecular interactions involving the C-H center dot center dot center dot F contacts, pi-pi interactions and furan-perfluorobenzene interactions. The compound with a furan moiety as spacer presents a stacking mode defined by C-H center dot center dot center dot F contacts and pi-pi interactions while the compound based on a furylene-vinylene unit shows a packing pattern exclusively due to strong furan-perfluorobenzene interactions.

Domaines

Chimie
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Dates et versions

hal-03344566 , version 1 (15-09-2021)

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Citer

Charlotte Mallet, Magali Allain, Philippe Leriche, Pierre Frère. Competition between pi-pi or furan-perfluorophenyl stacking interactions in conjugated compounds prepared from azomethine connections. CrystEngComm, 2011, 13 (19), pp.5833-5840. ⟨10.1039/c1ce05575e⟩. ⟨hal-03344566⟩
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