Para-Substituted α‑Phenyl‑N-tert-butyl Nitrones: Spin-Trapping, Redox and Neuroprotective Properties

Autor: Anaïs Deletraz, Béatrice Tuccio, Julien Roussel, Maud Combes, Catherine Cohen-Solal, Paul-Louis Fabre, Patrick Trouillas, Michel Vignes, Noelle Callizot, Grégory Durand

Publikováno v: ACS Omega, Vol 5, Iss 48, Pp 30989-30999 (2020)

Externí odkaz: https://doaj.org/article/732001ef09494668b2aa6b50129e2152

Para-Substituted α-Phenyl-N-tert-butyl Nitrones: Spin-Trapping, Redox and Neuroprotective Properties

Autor: Patrick Trouillas, Anaïs Deletraz, Michel Vignes, Julien Roussel, Noelle Callizot, Catherine Cohen-Solal, Maud Combes, Béatrice Tuccio, Paul-Louis Fabre, Grégory Durand

Publikováno v: ACS Omega
ACS Omega, Vol 5, Iss 48, Pp 30989-30999 (2020)

In this work, a series of para-substituted α-phenyl-N-tert-butyl nitrones (PBN) were studied. Their radical-trapping properties were evaluated by electron paramagnetic resonance, with 4-CF3-PBN being the fastest derivative to trap the hydroxymethyl

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::6c0eff8dbf13340bd20b26991f240692
http://europepmc.org/articles/PMC7726753

Four-Component Photoredox-Mediated Azidoalkoxy-trifluoromethylation of Alkenes

Autor: Elsa Anselmi, Guillaume Levitre, Géraldine Masson, Béatrice Tuccio, Guillaume Dagousset, Emmanuel Magnier

Publikováno v: Organic Letters
Organic Letters, American Chemical Society, 2019, 21 (15), pp.6005-6010. ⟨10.1021/acs.orglett.9b02152⟩
Organic Letters, 2019, 21 (15), pp.6005-6010. ⟨10.1021/acs.orglett.9b02152⟩

We report herein an efficient four-component photoredox-catalyzed reaction. Under the optimized conditions using [Ru(bpy)3(PF6)2] as the photocatalyst, a wide range of terminal and internal alkenes...

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::2f409d77c5f19b9fc908dc86222109e4
https://doi.org/10.1021/acs.orglett.9b02152

Alkoxyl Radicals Generated under Photoredox Catalysis: A Strategy for anti‐Markovnikov Alkoxylation Reactions

Autor: Guillaume Dagousset, Emmanuel Magnier, Béatrice Tuccio, Anne-Laure Barthelemy

Publikováno v: Angewandte Chemie International Edition
Angewandte Chemie International Edition, Wiley-VCH Verlag, 2018, 57 (42), pp.13790--13794. ⟨10.1002/anie.201806522⟩
Angewandte Chemie International Edition, 2018, 57 (42), pp.13790--13794. ⟨10.1002/anie.201806522⟩

WOS:000446826200010; Reported herein is a novel photoredox-catalyzed approach for ether synthesis and it involves alkoxyl radicals generated from N-alkoxypyridinium salts. A wide range of alkenes are smoothly difunctionalized in an anti-Markovnikov f

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::a992c37a765a914d067522674c93f923
https://doi.org/10.1002/ange.201806522

Reactivities of MeO-substituted PBN-type nitrones

Autor: Karine Reybier, Florent Di Meo, Patrick Trouillas, Anaïs Deletraz, Béatrice Tuccio, Grégory Durand, Kamal Zéamari, Paul-Louis Fabre

Publikováno v: New Journal of Chemistry
New Journal of Chemistry, Royal Society of Chemistry, 2019, 43 (39), pp.15754--15762. ⟨10.1039/c9nj03805a⟩
New Journal of Chemistry, 2019, 43 (39), pp.15754--15762. ⟨10.1039/c9nj03805a⟩

WOS:000489157400025; International audience; In this work, alpha-phenyl-N-tert-butylnitrone (PBN), N-benzylidene-1-diethoxyphosphoryl-1-methylethylamine N-oxide (PPN) and N-benzylidene-1-ethoxycarbonyl-1-methylethylamine N-oxide (EPPN) derivatives be

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::17352b00b3f65d657a4d8a6fb0b9cc1c
https://hal.archives-ouvertes.fr/hal-02491570