Search Results - "Gabbaï, François P"
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Anion Chelation via Double Chalcogen Bonding: The Case of a Bis-telluronium Dication and Its Application in Electrophilic Catalysis via Metal–Chloride Bond Activation
Published in Journal of the American Chemical Society (16-06-2021)“…Telluronium cations have long been known to engage their counteranions via secondary interactions. Yet, this property has rarely been exploited for anion…”
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Coordination- and Redox-Noninnocent Behavior of Ambiphilic Ligands Containing Antimony
Published in Accounts of chemical research (17-05-2016)“…Stimulated by applications in catalysis, the chemistry of ambiphilic ligands featuring both donor and acceptor functionalities has experienced substantial…”
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Redox-controlled chalcogen-bonding at tellurium: impact on Lewis acidity and chloride anion transport properties
Published in Chemical science (Cambridge) (22-07-2020)“…Our interests in the chemistry of atypical main group Lewis acids have led us to devise strategies that augment the affinity of chalcogen-bond donors for…”
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Unmasking the Catalytic Activity of a Platinum Complex with a Lewis Acidic, Non-innocent Antimony Ligand
Published in Journal of the American Chemical Society (24-05-2017)“…With the view of developing self-activating electrophilic catalysts, we are now investigating complexes with a Lewis acidic moiety in the immediate vicinity of…”
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5
Lewis Acidic Telluronium Cations: Enhanced Chalcogen-Bond Donor Properties and Application to Transfer Hydrogenation Catalysis
Published in Organometallics (09-08-2021)“…We describe the synthesis and structures of o-C6F4(TeMes)2 (1) and o-C6F4(TeArF)2 (2, ArF = 3,5-(CF3)2C6H3)), two new bifunctional tellurides featuring an…”
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Fluoride Ion Complexation and Sensing Using Organoboron Compounds
Published in Chemical reviews (14-07-2010)“…The complexation and sensing of fluoride ions via organoboron compounds is discussed. While fluoride in drinking water presents significant dental benefits,…”
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Promoting the Hydrosilylation of Benzaldehyde by Using a Dicationic Antimony-Based Lewis Acid: Evidence for the Double Electrophilic Activation of the Carbonyl Substrate
Published in Chemistry : a European journal (04-05-2016)“…The concomitant activation of carbonyl substrates by two Lewis acids has been investigated by using [1,2‐(Ph2MeSb)2C6H4]2+ ([1]2+), an antimony‐based bidentate…”
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Modulating the σ‑Accepting Properties of an Antimony Z‑type Ligand via Anion Abstraction: Remote-Controlled Reactivity of the Coordinated Platinum Atom
Published in Journal of the American Chemical Society (01-08-2018)“…In search of ligand platforms, which can be used to remotely control the catalytic activity of a transition metal, we have investigated the coordination…”
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Binding, Sensing, And Transporting Anions with Pnictogen Bonds: The Case of Organoantimony Lewis Acids
Published in Journal of the American Chemical Society (13-09-2023)“…Motivated by the discovery of main group Lewis acids that could compete or possibly outperform the ubiquitous organoboranes, several groups, including ours,…”
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[Sb(C6F5)4][B(C6F5)4]: An Air Stable, Lewis Acidic Stibonium Salt That Activates Strong Element-Fluorine Bonds
Published in Journal of the American Chemical Society (09-07-2014)“…As part of our ongoing interest in main group Lewis acids for fluoride anion complexation and element-fluorine bond activation, we have synthesized the…”
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11
Phosphonium Boranes for the Selective Transport of Fluoride Anions across Artificial Phospholipid Membranes
Published in Angewandte Chemie International Edition (23-03-2020)“…With the view of developing selective transmembrane anion transporters, a series of phosphonium boranes of general formula [p‐RPh2P(C6H4)BMes2]+ have been…”
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12
Squeezing Fluoride out of Water with a Neutral Bidentate Antimony(V) Lewis Acid
Published in Angewandte Chemie International Edition (19-01-2015)“…Because of hydration, fluoride ions in water typically elude complexation by neutral Lewis acids. Here, we show how this limitation can be overcome with a…”
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13
Synthesis and Properties of Triarylhalostibonium Cations
Published in Inorganic chemistry (07-08-2017)“…As part of our fundamental interest in the chemistry of main-group Lewis acids, we have decided to target stibonium cations whose Lewis acidity is enhanced by…”
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Redox-controlled chalcogen and pnictogen bonding: the case of a sulfonium/stibonium dication as a preanionophore for chloride anion transport
Published in Chemical science (Cambridge) (10-09-2020)“…Our interest in the chemistry of tunable chalcogen and pnictogen bond donors as Lewis acidic platforms for the complexation and transport of anions has led us…”
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15
An Antimony(V) Dication as a Z‐Type Ligand: Turning on Styrene Activation at Gold
Published in Angewandte Chemie International Edition (22-07-2019)“…With the intent to demonstrate that the charge of Z‐type ligands can be used to modulate the electrophilic character and catalytic properties of coordinated…”
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Analyzing Fluoride Binding by Group 15 Lewis Acids: Pnictogen Bonding in the Pentavalent State
Published in Inorganic chemistry (21-08-2023)“…We report the results of a computational investigation into fluoride binding by a series of pentavalent pnictogen Lewis acids: pnictogen pentahalides (PnX5),…”
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Tunable Pnictogen Bonding at the Service of Hydroxide Transport across Phospholipid Bilayers
Published in Journal of the American Chemical Society (20-03-2024)“…Our growing interest in the design of pnictogen-based strategies for anion transport has prompted an investigation into the properties of three simple…”
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18
Lewis acidic stiborafluorenes for the fluorescence turn-on sensing of fluoride in drinking water at ppm concentrations
Published in Chemical science (Cambridge) (01-01-2014)“…Prompted by the importance of fluoride in fields such as drinking water analysis and 18 F-positron emission tomography, we have synthesized and investigated…”
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Are Ar3SbCl2 Species Lewis Acidic? Exploration of the Concept and Pnictogen Bond Catalysis Using a Geometrically Constrained Example
Published in Organometallics (13-02-2023)“…As part of our investigations into the Lewis acidic behavior of antimony derivatives, we have decided to study the properties of…”
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Pnictogen Bonding at the Core of a Carbene-Stiborane-Gold Complex: Impact on Structure and Reactivity
Published in Organometallics (14-10-2024)“…Our interest in the design of ambiphilic ligands and their coordination to gold has led us to synthesize an indazol-3-ylidene gold chloride complex…”
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