%0 Journal Article %T Efficient Iridium Catalysts for Base-Free Hydrogenation of Levulinic Acid %+ Institut des Sciences Chimiques de Rennes (ISCR) %A Wang, S. %A Huang, H. %A Dorcet, V. %A Roisnel, T. %A Bruneau, Christian %A Fischmeister, Cedric %Z China Scholarship Council %< avec comité de lecture %@ 0276-7333 %J Organometallics %I American Chemical Society %V 36 %N 16 %P 3152-3162 %8 2017 %D 2017 %R 10.1021/acs.organomet.7b00503 %K Homogeneous catalysis %K ruthenium %K iridium %K transfer hydrogenation %K hydrogenation %K levulinic acid %K -valerolactone %Z Chemical SciencesJournal articles %X The synthesis and characterization of new dicationic ruthenium and iridium complexes bearing a dipyridylamine ligand (dpa) is reported. These complexes display an unusual zwitterionic molecular structure in the solid state. The iridium complex [Cp*Ir(dpa)(OSO 3)] Ir1 was found to be very efficient in base free hydrogenation of levulinic acid into γ-valerolactone (GVL). TON %G English %2 https://univ-rennes.hal.science/hal-01614777/document %2 https://univ-rennes.hal.science/hal-01614777/file/Manuscript_Fischmeister_revised.pdf %L hal-01614777 %U https://univ-rennes.hal.science/hal-01614777 %~ UNIV-RENNES1 %~ CNRS %~ INSA-RENNES %~ ENSC-RENNES %~ ISCR %~ SCR-CD %~ SCR_OMC2012 %~ ISCR-OMC %~ STATS-UR1 %~ UR1-SPM %~ ISCR-PRATS %~ INC-CNRS %~ UR1-UFR-SPM %~ UR1-HAL %~ UR1-SDLM %~ TEST-UNIV-RENNES %~ TEST-UR-CSS %~ UNIV-RENNES %~ INSA-GROUPE %~ TEST-HALCNRS %~ UR1-MMS %~ TEST2-HALCNRS