Régis M. Gauvin
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View article: Evidence for Methylaluminoxane (MAO) Molecular Structure and Reactivity from Ultrahigh Magnetic Field <sup>27</sup> Al MAS NMR Spectroscopy Combined with DFT Calculations
Evidence for Methylaluminoxane (MAO) Molecular Structure and Reactivity from Ultrahigh Magnetic Field <sup>27</sup> Al MAS NMR Spectroscopy Combined with DFT Calculations Open
The structure and reactivity of methylaluminoxane (MAO), a reagent of major interest for olefin polymerization, both industrially and academically, has been probed using ultrahigh magnetic field solid‐state NMR (28.2 T, 1200 MHz for 1 H La…
View article: One‐Pot Catalytic Approaches: Building a New Toolbox for Macromolecular Design
One‐Pot Catalytic Approaches: Building a New Toolbox for Macromolecular Design Open
One‐pot processes have emerged as a powerful strategy in (macro)molecular synthesis: integrating a multicatalytic process maximizes efficiency, reduces waste, improves profitability, and provides versatile tools for designing of more susta…
View article: Non-Oxidative Propane Dehydrogenation by a Well-Defined Ga Catalyst Prepared by Surface Organometallic Chemistry
Non-Oxidative Propane Dehydrogenation by a Well-Defined Ga Catalyst Prepared by Surface Organometallic Chemistry Open
International audience
View article: A New Life For Nitrile‐Butadiene Rubber: Co‐Harnessing Metathesis And Condensation For Reincorporation Into Bio‐Based Materials
A New Life For Nitrile‐Butadiene Rubber: Co‐Harnessing Metathesis And Condensation For Reincorporation Into Bio‐Based Materials Open
Efficient plastic recycling processes are crucial for the production of value‐added products or intermediates. Here, we present a multicatalytic route that allows the degradation of nitrile‐butadiene rubber, cross‐metathesis of the formed …
View article: Ga(iBu)3 supported on meso H-ZSM-5: Effect of Si/Al ratio on the activity and selectivity in propane aromatization
Ga(iBu)3 supported on meso H-ZSM-5: Effect of Si/Al ratio on the activity and selectivity in propane aromatization Open
View article: On the use of <sup>17</sup>O NMR for understanding molecular and silica-grafted tungsten oxo siloxide complexes
On the use of <sup>17</sup>O NMR for understanding molecular and silica-grafted tungsten oxo siloxide complexes Open
17 O-labelled tungsten siloxide complexes and grafted materials were prepared and characterized by 17 O MAS NMR, with input from DFT calculations. Guidelines linking 17 O NMR parameters and the tungsten oxo species coordination sphere are …
View article: Catalytic hydroesterification of lignin: a versatile and efficient entry into fully biobased tunable materials
Catalytic hydroesterification of lignin: a versatile and efficient entry into fully biobased tunable materials Open
Hydroxyl groups of several industrial grade lignins are esterified by palladium-catalyzed hydroesterification reactions with CO and olefins, fatty esters or 1,3-butadiene.
View article: Ga(Ibu)3 Supported on Meso H-Zsm-5: Effect of Si/Al Ratio on the Activity and Selectivity in Propane Aromatization
Ga(Ibu)3 Supported on Meso H-Zsm-5: Effect of Si/Al Ratio on the Activity and Selectivity in Propane Aromatization Open
View article: High‐Field NMR, Reactivity, and DFT Modeling Reveal the γ‐Al<sub>2</sub>O<sub>3</sub>Surface Hydroxyl Network**
High‐Field NMR, Reactivity, and DFT Modeling Reveal the γ‐Al<sub>2</sub>O<sub>3</sub>Surface Hydroxyl Network** Open
Aluminas are strategic materials used in many major industrial processes, either as catalyst supports or as catalysts in their own right. The transition alumina γ‐Al 2 O 3 is a privileged support, whose reactivity can be tuned by thermal a…
View article: High‐Field NMR, Reactivity, and DFT Modeling Reveal the γ‐Al <sub>2</sub> O <sub>3</sub> Surface Hydroxyl Network**
High‐Field NMR, Reactivity, and DFT Modeling Reveal the γ‐Al <sub>2</sub> O <sub>3</sub> Surface Hydroxyl Network** Open
Aluminas are strategic materials used in many major industrial processes, either as catalyst supports or as catalysts in their own right. The transition alumina γ‐Al 2 O 3 is a privileged support, whose reactivity can be tuned by thermal a…
View article: 2,5-Furandicarboxylic Acid: An Intriguing Precursor for Monomer and Polymer Synthesis
2,5-Furandicarboxylic Acid: An Intriguing Precursor for Monomer and Polymer Synthesis Open
The most versatile furanic building block for chemical and polymer applications is 2,5-furandicarboxylic acid. However, the classical 2,5-furandicarboxylic acid production methodology has been found to have significant drawbacks that hinde…
View article: High-field NMR, reactivity, and DFT modeling reveal the gamma-Al2O3 surface hydroxyl network.
High-field NMR, reactivity, and DFT modeling reveal the gamma-Al2O3 surface hydroxyl network. Open
Aluminas are strategic materials used in many major industrial processes, either as catalyst supports or as catalysts in their own right. The transition alumina gamma-Al2O3 is a privileged support, whose reactivity can be tuned by thermal …
View article: Probing 29Si-17O connectivities and proximities by solid-state NMR
Probing 29Si-17O connectivities and proximities by solid-state NMR Open
View article: CCDC 2006535: Experimental Crystal Structure Determination
CCDC 2006535: Experimental Crystal Structure Determination Open
View article: CCDC 2006534: Experimental Crystal Structure Determination
CCDC 2006534: Experimental Crystal Structure Determination Open
View article: CCDC 2006537: Experimental Crystal Structure Determination
CCDC 2006537: Experimental Crystal Structure Determination Open
An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available …
View article: CCDC 2006533: Experimental Crystal Structure Determination
CCDC 2006533: Experimental Crystal Structure Determination Open
View article: CCDC 2006538: Experimental Crystal Structure Determination
CCDC 2006538: Experimental Crystal Structure Determination Open
An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available …
View article: CCDC 2006536: Experimental Crystal Structure Determination
CCDC 2006536: Experimental Crystal Structure Determination Open
View article: CCDC 2006531: Experimental Crystal Structure Determination
CCDC 2006531: Experimental Crystal Structure Determination Open
View article: CCDC 2006532: Experimental Crystal Structure Determination
CCDC 2006532: Experimental Crystal Structure Determination Open
View article: Isonitrile ruthenium and iron PNP complexes: synthesis, characterization and catalytic assessment for base-free dehydrogenative coupling of alcohols
Isonitrile ruthenium and iron PNP complexes: synthesis, characterization and catalytic assessment for base-free dehydrogenative coupling of alcohols Open
Ruthenium and iron PNP pincer complexes bearing isocyanides ancillary ligands have been prepared, and assessed for alcohol acceptorless dehydrogenative coupling.
View article: Controlling polymer stereochemistry in ring-opening polymerization: a decade of advances shaping the future of biodegradable polyesters
Controlling polymer stereochemistry in ring-opening polymerization: a decade of advances shaping the future of biodegradable polyesters Open
In this review, we describe recent developments in biodegradable polymer synthesis with a focus on the use of discrete complexes and organocatalysts as active initiators for the stereocontrolled ring-opening polymerization of cyclic esters.
View article: Multicatalysis from renewable resources: a direct route to furan-based polyesters
Multicatalysis from renewable resources: a direct route to furan-based polyesters Open
A multicatalytic route to produce 2,5-bis(hydroxymethyl)furan and the corresponding copolymers is introduced. This one-pot approach uses several commercial catalysts and allows to obtain two furan intermediates, not contaminated by humins.
View article: Isonitrile Ruthenium and Iron PNP Complexes: Synthesis, Characterization and Catalytic Assessment for Base-Free Dehydrogenative Coupling of Alcohols
Isonitrile Ruthenium and Iron PNP Complexes: Synthesis, Characterization and Catalytic Assessment for Base-Free Dehydrogenative Coupling of Alcohols Open
Neutral and ionic ruthenium and iron aliphatic PNPH-type pincer complexes (PNPH= NH(CH2CH2PiPr2)2) bearing benzyl, n-butyl or tert-butyl isocyanide ancillary ligands have been prepared and characterized. Reaction of [RuCl2(PNPH)]2 with one…
View article: Isonitrile Ruthenium and Iron PNP Complexes: Synthesis, Characterization and Catalytic Assessment for Base-Free Dehydrogenative Coupling of Alcohols
Isonitrile Ruthenium and Iron PNP Complexes: Synthesis, Characterization and Catalytic Assessment for Base-Free Dehydrogenative Coupling of Alcohols Open
Neutral and ionic ruthenium and iron aliphatic PNPH-type pincer complexes (PNPH= NH(CH2CH2PiPr2)2) bearing benzyl, n-butyl or tert-butyl isocyanide ancillary ligands have been prepared and characterized. Reaction of [RuCl2(PNPH)]2 with one…
View article: Isonitrile Ruthenium and Iron PNP Complexes: Synthesis, Characterization and Catalytic Assessment for Base-Free Dehydrogenative Coupling of Alcohols
Isonitrile Ruthenium and Iron PNP Complexes: Synthesis, Characterization and Catalytic Assessment for Base-Free Dehydrogenative Coupling of Alcohols Open
Neutral and ionic ruthenium and iron aliphatic PNPH-type pincer complexes (PNPH= NH(CH2CH2PiPr2)2) bearing benzyl, n-butyl or tert-butyl isocyanide ancillary ligands have been prepared and characterized. Reaction of [RuCl2(PNPH)]2 with one…
View article: Ethenolysis of Renewable Methyl Oleate Catalyzed by Readily Accessible Supported Group VI Oxo Catalysts
Ethenolysis of Renewable Methyl Oleate Catalyzed by Readily Accessible Supported Group VI Oxo Catalysts Open
International audience
View article: In situ Mo(CO)₆-based catalysts for alkyne metathesis: Silanols vs phenols as co-catalysts under thermal and photochemical activation
In situ Mo(CO)₆-based catalysts for alkyne metathesis: Silanols vs phenols as co-catalysts under thermal and photochemical activation Open
View article: A multi-scale study of the interaction of Sn solutes with dislocations during static recovery in α-Fe
A multi-scale study of the interaction of Sn solutes with dislocations during static recovery in α-Fe Open