Search Results - "Guillamot, Gérard"

Generation of 1,2-Difluorobenzene via a Photochemical Fluorodediazoniation Step in a Continuous Flow Mode by Simon, Kevin, Znidar, Desiree, Boutet, Julien, Guillamot, Gérard, Lenoir, Jean-Yves, Dallinger, Doris, Kappe, C. Oliver

“…A proof-of-concept study for the synthesis of 1,2-difluorobenzene from 2-fluoroaniline via the Balz–Schiemann reaction using HF/pyridine as the fluorinating…”
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Asymmetric Transfer Hydrogenation of (Hetero)arylketones with Tethered Rh(III)–N‑(p‑Tolylsulfonyl)-1,2-diphenylethylene-1,2-diamine Complexes: Scope and Limitations by Zheng, Long-Sheng, Llopis, Quentin, Echeverria, Pierre-Georges, Férard, Charlène, Guillamot, Gérard, Phansavath, Phannarath, Ratovelomanana-Vidal, Virginie

“…A series of new tethered Rh­(III)/Cp* complexes containing the N-(p-tolylsulfonyl)-1,2-diphenylethylene-1,2-diamine ligand have been prepared, characterized,…”
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Copper-catalyzed cycloisomerization of alkynylaziridines to access functionalized 2-substituted-4-formylpyrroles by Westermeyer, Anne, Guillamot, Gérard, Phansavath, Phannarath, Ratovelomanana-Vidal, Virginie

“…The copper-catalyzed cycloisomerization of alkynylaziridines has been developed to access 2-substituted-4-formylpyrroles. The reaction proved to be tolerant to…”
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Stereoselective Access to β‐gem‐Difluorinated Alcohols Through Enzymatic Reduction by Bacheley, Lucas, Boutet, Julien, Guillamot, Gérard, Gilles, Pierre, Martin, Juliette, Phansavath, Phannarath, Ratovelomanana‐Vidal, Virginie

“…We report here a mild process to access diversely functionalized enantioenriched β‐gem‐difluorinated (S)‐alcohols by using biocatalytic reduction in >99% yield…”
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Access to Enantioenriched β‐Hydroxy gem‐Difluorinated Heterocyclic and Acyclic Derivatives through Rh(III)‐Catalyzed Asymmetric Transfer Hydrogenation by Bacheley, Lucas, Ravindra, Rathies, Guillamot, Gérard, Phansavath, Phannarath, Ratovelomanana‐Vidal, Virginie

“…We report a process to access a variety of enantioenriched α‐gem‐difluorinated alcohols. A Rh(III)‐catalyzed asymmetric transfer hydrogenation method was…”
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Asymmetric Synthesis of Monofluorinated Carbocyclic Alcohols and Vicinal Difluorinated Heterocycles and Carbocycles by Bacheley, Lucas, Molina Betancourt, Ricardo, Ravindra, Rathies, Guillamot, Gérard, Phansavath, Phannarath, Ratovelomanana‐Vidal, Virginie

“…A straightforward method to access novel families of enantioenriched cis‐monofluorinated carbocyclic alcohols has been developed through ATH/DKR in up to 97 %…”
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An Environmentally Sustainable Synthesis of Enantioenriched CF3‐Chromanol, Indanol and Tetralol Derivatives by Rh‐Catalyzed Asymmetric Transfer Hydrogenation by Molina Betancourt, Ricardo, Bacheley, Lucas, Karapetyan, Anzhela, Guillamot, Gérard, Phansavath, Phannarath, Ratovelomanana‐Vidal, Virginie

“…The Rh(III)‐catalyzed asymmetric reduction of α‐trifluoromethyl ketones through transfer hydrogenation was developed under mild conditions to access a series…”
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Synthesis of Amines from Alcohols in a Nonepimerizing One-Pot Sequence - Synthesis of Bioactive Compounds: Cinacalcet and Dexoxadrol by Guérin, Claire, Bellosta, Véronique, Guillamot, Gérard, Cossy, Janine

“…A general, mild, and chemoselective one‐pot oxidation/imine‐iminium formation/nucleophilic addition sequence allowing the N‐alkylation of amines by alcohols is…”
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Synthesis of Enantioenriched β‑Hydroxy-γ-Acetal Enamides by Rhodium-Catalyzed Asymmetric Transfer Hydrogenation by Westermeyer, Anne, Guillamot, Gérard, Phansavath, Phannarath, Ratovelomanana-Vidal, Virginie

“…The asymmetric reduction of β-keto-γ-acetal enamides has been investigated. A wide range of enantioenriched β-hydroxy-γ-acetal enamides were obtained through…”
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Visible-Light-Driven Decarboxylative Borylation: Rapid Access to α- and β‑Amino-boronamides by Serafino, Andrea, Pierre, Hugo, Le Vaillant, Franck, Boutet, Julien, Guillamot, Gérard, Neuville, Luc, Masson, Géraldine

“…In this study, we described a two-step process involving an efficient visible-light-induced decarboxylative borylation of α- and β-amino redox-active esters…”
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Enantioselective Synthesis of α‑Acetal-β′-Amino Ketone Derivatives by Rhodium-Catalyzed Asymmetric Hydrogenation by Llopis, Quentin, Guillamot, Gérard, Phansavath, Phannarath, Ratovelomanana-Vidal, Virginie

“…A range of β-keto-γ-acetal enamides has been synthesized and transformed into the corresponding enantioenriched α-acetal-β′-amino ketones with…”
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Asymmetric transfer hydrogenation of fluorinated ketone and imine derivatives: An efficient access to valuable building blocks by Bacheley, Lucas, Guillamot, Gérard, Phansavath, Phannarath, Ratovelomanana-Vidal, Virginie

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Direct ring fluorination of 3-substituted 5-(1,3-dioxane) acetal isoxazoles: application to the formal synthesis of a bioactive fluorinated isoxazole by Bacheley, Lucas, Guillamot, Gérard, Phansavath, Phannarath, Ratovelomanana-Vidal, Virginie

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Synthesis of Highly Substituted Azepanones from 2H‑Azirines by a Stepwise Annulation/Ring-Opening Sequence by Dupas, Alexandre, Lhotellier, Pierre-Alexandre, Guillamot, Gérard, Meyer, Christophe, Cossy, Janine

“…Bicyclic aziridines possessing a 1-azabicyclo[4.1.0]­heptan-2-one core were prepared from 2H-azirines by a stepwise annulation sequence involving a…”
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Mild Nonepimerizing N-Alkylation of Amines by Alcohols without Transition Metals by Guérin, Claire, Bellosta, Véronique, Guillamot, Gérard, Cossy, Janine

“…A one-pot two-step sequence involving an oxidation/imine-iminium formation/reduction allowed the N-alkylation of amines by alcohols without any epimerization…”
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Access to Enantioenriched β‐Hydroxy gem‐ Difluorinated Heterocyclic and Acyclic Derivatives through Rh(III)‐Catalyzed Asymmetric Transfer Hydrogenation by Bacheley, Lucas, Ravindra, Rathies, Guillamot, Gérard, Phansavath, Phannarath, Ratovelomanana-Vidal, Virginie

“…Abstract We report a process to access a variety of enantioenriched α‐ gem ‐difluorinated alcohols. A Rh(III)‐catalyzed asymmetric transfer hydrogenation…”
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An Environmentally Sustainable Synthesis of Enantioenriched CF 3 ‐Chromanol, Indanol and Tetralol Derivatives by Rh‐Catalyzed Asymmetric Transfer Hydrogenation by Molina Betancourt, Ricardo, Bacheley, Lucas, Karapetyan, Anzhela, Guillamot, Gérard, Phansavath, Phannarath, Ratovelomanana‐Vidal, Virginie

“…The Rh(III)‐catalyzed asymmetric reduction of α‐trifluoromethyl ketones through transfer hydrogenation was developed under mild conditions to access a series…”
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Synthesis of Highly Substituted Azepanones from 2 H-Azirines by a Stepwise Annulation/Ring-Opening Sequence by Dupas, Alexandre, Lhotellier, Pierre-Alexandre, Guillamot, Gérard, Meyer, Christophe, Cossy, Janine

“…Bicyclic aziridines possessing a 1-azabicyclo[4.1.0]heptan-2-one core were prepared from 2 H-azirines by a stepwise annulation sequence involving a…”
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Direct ring fluorination of 3-substituted 5-(1,3-dioxane) acetal isoxazoles: application to the formal synthesis of a bioactive fluorinated isoxazole by Bacheley, Lucas, Guillamot, Gérard, Phansavath, Phannarath, Ratovelomanana-Vidal, Virginie

“…L'accès à une nouvelle variété d'isoxazoles 4-fluorés portant un groupe aryle ou alkyle en position C-3 et un fragment acétal en position C-5 a été réalisé par…”
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