Search Results - "Gaudel‐Siri, Anouk"

Origin of the Enantioselectivity in Organocatalytic Michael Additions of β-Ketoamides to α,β-Unsaturated Carbonyls: A Combined Experimental, Spectroscopic and Theoretical Study by Quintard, Adrien, Cheshmedzhieva, Diana, Sanchez Duque, Maria del Mar, Gaudel-Siri, Anouk, Naubron, Jean-Valère, Génisson, Yves, Plaquevent, Jean-Christophe, Bugaut, Xavier, Rodriguez, Jean, Constantieux, Thierry

“…The organocatalytic enantioselective conjugate addition of secondary β‐ketoamides to α,β‐unsaturated carbonyl compounds is reported. Use of bifunctional…”
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Spin Exchange Monitoring of the Strong Positive Homotropic Allosteric Binding of a Tetraradical by a Synthetic Receptor in Water by Bardelang, David, Casano, Gilles, Poulhès, Florent, Karoui, Hakim, Filippini, Jessica, Rockenbauer, Antal, Rosas, Roselyne, Monnier, Valérie, Siri, Didier, Gaudel-Siri, Anouk, Ouari, Olivier, Tordo, Paul

“…The flexible tetranitroxide 4T has been prepared and was shown to exhibit a nine line EPR spectrum in water, characteristic of significant through space spin…”
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Alkylperoxyl spin adducts of pyrroline‐N‐oxide spin traps: Experimental and theoretical CASSCF study of the unimolecular decomposition in organic solvent, potential applications in water by Lescic, Sergiu, Karoui, Hakim, Hardy, Micaël, Charles, Laurence, Tordo, Paul, Ouari, Olivier, Gaudel‐Siri, Anouk, Siri, Didier

“…Spin trapping coupled with electron paramagnetic resonance spectroscopy is the most direct method for detection of very low concentrations of free radicals,…”
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New Amino‐Acid‐Based β‐Phosphorylated Nitroxides for Probing Acidic pH in Biological Systems by EPR Spectroscopy by Thétiot‐Laurent, Sophie, Gosset, Gaëlle, Clément, Jean‐Louis, Cassien, Mathieu, Mercier, Anne, Siri, Didier, Gaudel‐Siri, Anouk, Rockenbauer, Antal, Culcasi, Marcel, Pietri, Sylvia

“…There is increasing interest in measuring pH in biological samples by using nitroxides with pH‐dependent electron paramagnetic resonance (EPR) spectra. Aiming…”
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Mechanistic Investigation of Enediyne-Connected Amino Ester Rearrangement. Theoretical Rationale for the Exclusive Preference for 1,6- or 1,5-Hydrogen Atom Transfer Depending on the Substrate. A Potential Route to Chiral Naphthoazepines by Campolo, Damien, Gaudel-Siri, Anouk, Mondal, Shovan, Siri, Didier, Besson, Eric, Vanthuyne, Nicolas, Nechab, Malek, Bertrand, Michèle P

“…Memory of chirality (MOC) and deuterium-labeling studies were used to demonstrate that the cascade rearrangement of enediyne-connected amino esters 1a and 1b…”
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Homolysis of N‐alkoxyamines: A Computational Study by Gaudel‐Siri, Anouk, Siri, Didier, Tordo, Paul

“…10.1002/cphc.200500308.absDuring nitroxide‐mediated polymerization (NMP) in the presence of a nitroxide R2(R1)NO., the reversible formation of N‐alkoxyamines…”
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Molecular Dynamics Simulations of Intercalated Poly(ε-Caprolactone)-Montmorillonite Clay Nanocomposites by Gardebien, Fabrice, Gaudel-Siri, Anouk, Brédas, Jean-Luc, Lazzaroni, Roberto

“…The structure and energetics of poly(ε-caprolactone), PCL, chains confined between two platelets of organo-modified montmorillonite clay, are investigated…”
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Palladium-Catalysed Isomerisation of 2-Vinylidenehydrofurans to 1,3-Dienes and Some Aspects of Their Reactivity by Ghobsi, Abdelkader, Hacini, Salih, Wavrin, Laurence, Gaudel-Siri, Anouk, Corbères, Agnès, Nicolas, Cyril, Bonne, Damien, Viala, Jacques, Rodriguez, Jean

“…The transformation of easily accessible 2‐vinylidenehydrofurans into stable 1,3‐dienes has been achieved by using catalytic amounts of palladium(0). These…”
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Alkoxyamines of Stable Aromatic Nitroxides: NO vs. CO Bond Homolysis by Gigmes, Didier, Gaudel-Siri, Anouk, Marque, Sylvain R. A., Bertin, Denis, Tordo, Paul, Astolfi, Paola, Greci, Lucedio, Rizzoli, Corrado

“…A series of stable 2,2‐disubstituted 3‐(phenylimino)indol‐1‐oxyls, the alkoxyamines 3, were prepared, characterized, and tested as possible candidates in…”
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A Step Towards High-Molecular-Weight Living/Controlled Polystyrene Using SG1-Mediated Polymerization by Lansalot, Muriel, Guillaneuf, Yohann, Luneau, Benoit, Acerbis, Sebastien, Dufils, Pierre-Emmanuel, Gaudel-Siri, Anouk, Gigmes, Didier, Marque, Sylvain R. A., Tordo, Paul, Bertin, Denis

“…The synthesis of high‐molecular‐weight living/controlled polystyrene by NMP was studied. The combination of Ac2O and alkoxyamines based on nitroxides TEMPO,…”
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The IMSCal approach to determine collision cross section of multiply charged anions in traveling wave ion mobility spectrometry by Sergent, Isaure, Adjieufack, Abel Idrice, Gaudel-Siri, Anouk, Siri, Didier, Charles, Laurence

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Reaction of trimethylsilylketene with HCl: Mechanistic study by Gaudel-Siri, Anouk, Pons, Jean-Marc, Piétri, Nathalie, Tamburelli-Couturier, Isabelle, Aycard, Jean-Pierre

“…Ketenes are involved in various important reactions, such as [2+2] cycloadditions or nucleophilic additions. Among them, silylketenes are particularly stable,…”
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On the regioselective molecular sieves-promoted oxidative three-component synthesis of fused-benzimidazoles from β -ketoesters by Martin, Anthony, Cheshmedzhieva, Diana, Palermo, Valeria, Liéby-Muller, Frédéric, Romanelli, Gustavo P., Gaudel-Siri, Anouk, Coquerel, Yoann, Constantieux, Thierry, Rodriguez, Jean

“…The regioselectivity of molecular sieves-promoted oxidative three-component reaction between -ketoesters, aromatic o-diamines and acrolein, leading to…”
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Collision-induced dissociation of stable nitroxides: A combined tandem mass spectrometry and computational study of TEMPO• and SG1 by Gaudel-Siri, Anouk, Marchal, Cathie, Ledentu, Vincent, Gigmes, Didier, Siri, Didier, Charles, Laurence

“…The dissociation behavior of two stable nitroxides, namely 2,2,6,6-tetramethylpiperidine-1-oxyl (TEMPO•) and N-tert-butyl-1-diethylphosphono-2,2-dimethylpropyl…”
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Collision-induced dissociation of stable nitroxides: A combined tandem mass spectrometry and computational study of TEMPO center dot and SG1(center dot) by Gaudel-Siri, Anouk, Marchal, Cathie, Ledentu, Vincent, Gigmes, Didier, Siri, Didier, Charles, Laurence

“…The dissociation behavior of two stable nitroxides, namely 2,2,6,6-tetramethylpiperidine-1-oxyl (TEMPO center dot) and…”
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Synthesis and properties of a series of β-cyclodextrin/nitrone spin traps for improved superoxide detection by Poulhès, Florent, Rizzato, Egon, Bernasconi, Patrick, Rosas, Roselyne, Viel, Stéphane, Jicsinszky, Laszlo, Rockenbauer, Antal, Bardelang, David, Siri, Didier, Gaudel-Siri, Anouk, Karoui, Hakim, Hardy, Micaël, Ouari, Olivier

“…Three new DEPMPO-based spin traps have been designed and synthesized for improved superoxide detection, each carrying a cyclodextrin (CD) moiety but with a…”
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A Cooperative Participation of the Amido Group in the Organocatalytic Construction of All-Carbon Quaternary Stereocenters by Michael Addition with β-Ketoamides by Sanchez Duque, Maria del Mar, Baslé, Olivier, Isambert, Nicolas, Gaudel-Siri, Anouk, Génisson, Yves, Plaquevent, Jean-Christophe, Rodriguez, Jean, Constantieux, Thierry

“…The secondary amido group of α-substituted β-ketoamides plays a crucial role in the control of the reactivity and spatial arrangement (selectivity) in the…”
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New Amino-Acid-Based [beta]-Phosphorylated Nitroxides for Probing Acidic pH in Biological Systems by EPR Spectroscopy by Thetiot-Laurent, Sophie, Gosset, Gaëlle, Clement, Jean-Louis, Cassien, Mathieu, Mercier, Anne, Siri, Didier, Gaudel-Siri, Anouk, Rockenbauer, Antal, Culcasi, Marcel, Pietri, Sylvia

“…There is increasing interest in measuring pH in biological samples by using nitroxides with pH-dependent electron paramagnetic resonance (EPR) spectra. Aiming…”
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Theoretical Study To Explain How Chirality Is Stored and Evolves throughout the Radical Cascade Rearrangement of Enyne-allenes by Gaudel-Siri, Anouk, Campolo, Damien, Mondal, Shovan, Nechab, Malek, Siri, Didier, Bertrand, Michèle P

“…This article reports a theoretical study to explain how the intrinsic property of chirality is retained throughout the radical cascade rearrangement of an…”
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Origin of the Enantioselectivity in Organocatalytic Michael Additions of [beta]-Ketoamides to [alpha],[beta]-Unsaturated Carbonyls: A Combined Experimental, Spectroscopic and Theoretical Study by Quintard, Adrien, Cheshmedzhieva, Diana, SanchezDuque, Maria del Mar, Gaudel-Siri, Anouk, Naubron, Jean-Valère, Genisson, Yves, Plaquevent, Jean-Christophe, Bugaut, Xavier, Rodriguez, Jean, Constantieux, Thierry

“…The organocatalytic enantioselective conjugate addition of secondary [beta]-ketoamides to [alpha],[beta]-unsaturated carbonyl compounds is reported. Use of…”
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