Search Results - "RAGAINI, Fabio"

Effective Synthesis of 4-Quinolones by Reductive Cyclization of 2'-Nitrochalcones Using Formic Acid as a CO Surrogate by Ferretti, Francesco, Fouad, Manar Ahmed, Abbo, Cecilia, Ragaini, Fabio

“…4-Quinolones are the structural elements of many pharmaceutically active compounds. Although several approaches are known for their synthesis, the introduction…”
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Phenyl Formate as a CO Surrogate for the Reductive Cyclization of Organic Nitro Compounds to Yield Different N-Heterocycles: No Need for Autoclaves and Pressurized Carbon Monoxide by Fabio Ragaini, Francesco Ferretti, Manar Ahmed Fouad

“…The reductive cyclization of different organic nitro compounds by carbon monoxide, catalyzed by transition metal complexes, is a very efficient and clean…”
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Synthesis and Catalysis of Redox‐Active Bis(imino)acenaphthene (BIAN) Iron Complexes by Villa, Matteo, Miesel, Dominique, Hildebrandt, Alexander, Ragaini, Fabio, Schaarschmidt, Dieter, Jacobi von Wangelin, Axel

“…Reactions of various substituted bis(imino)acenaphthenes (R‐BIANs) with FeCl2(thf)1.5 afforded the tetrahedral complexes (R‐BIAN)FeCl2 (2) from bulky…”
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Synthesis of Indoles by Palladium-Catalyzed Reductive Cyclization of β-Nitrostyrenes with Phenyl Formate as a CO Surrogate by Francesco Ferretti, Manar Ahmed Fouad, Fabio Ragaini

“…The reductive cyclization of suitably substituted organic nitro compounds by carbon monoxide is a very appealing technique for the synthesis of heterocycles…”
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Coordination chemistry of organic azides and amination reactions catalyzed by transition metal complexes by Cenini, Sergio, Gallo, Emma, Caselli, Alessandro, Ragaini, Fabio, Fantauzzi, Simone, Piangiolino, Cristiana

“…The interaction of organic azides with transition metal complexes will be discussed with particular attention to the coordination modes of these molecules. The…”
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Iron/N-doped graphene nano-structured catalysts for general cyclopropanation of olefins by Sarkar, Abhijnan, Formenti, Dario, Ferretti, Francesco, Kreyenschulte, Carsten, Bartling, Stephan, Junge, Kathrin, Beller, Matthias, Ragaini, Fabio

“…The first examples of heterogeneous Fe-catalysed cyclopropanation reactions are presented. Pyrolysis of in situ -generated iron/phenanthroline complexes in the…”
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Catalyst activity or stability: the dilemma in Pd-catalyzed polyketone synthesis by Amoroso, Francesco, Zangrando, Ennio, Carfagna, Carla, Müller, Christian, Vogt, Dieter, Hagar, Mohamed, Ragaini, Fabio, Milani, Barbara

“…A series of Pd-complexes containing nonsymmetrical bis(aryl-imino)acenaphthene (Ar-BIAN) ligands, characterized by substituents on the meta positions of the…”
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Mechanistic Study of the Palladium–Phenanthroline Catalyzed Carbonylation of Nitroarenes and Amines: Palladium–Carbonyl Intermediates and Bifunctional Effects by Ragaini, Fabio, Gasperini, Michela, Cenini, Sergio, Arnera, Lucia, Caselli, Alessandro, Macchi, Piero, Casati, Nicola

“…Palladium–phenanthroline complexes catalyze both the nitroarene carbonylation reaction and the amine oxidative carbonylation reaction to give, depending on the…”
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Asymmetric Cyclopropanation of Olefins Catalyzed by Chiral Cobalt(II)-Binaphthyl Porphyrins by Fantauzzi, Simone, Gallo, Emma, Rose, Eric, Raoul, Nicolas, Caselli, Alessandro, Issa, Samar, Ragaini, Fabio, Cenini, Sergio

“…Cobalt(II) complexes of chiral bis-binaphthyl porphyrins were prepared, and their catalytic activity in the asymmetric cyclopropanation of alkenes with ethyl…”
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Rearrangement of N‐Aryl‐2‐Vinylaziridines to Benzoazepines and Dihydropyrroles: A Synthetic and Theoretical Study by Fantauzzi, Simone, Gallo, Emma, Caselli, Alessandro, Piangiolino, Cristiana, Ragaini, Fabio, Re, Nazzareno, Cenini, Sergio

“…Herein we report the one‐pot synthesis of several N‐heterocyclic compounds by rearrangement reactions of N‐aryl‐2‐vinylaziridines. The optimization of the…”
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Exclusive Papers of the Editorial Board Members and Topical Advisory Panel Members of Catalysts in Section “Catalysis in Organic and Polymer Chemistry” by Kotohiro Nomura, Raffaella Mancuso, Zhengguo Cai, Samuel Dagorne, Moris S. Eisen, Luca Gonsalvi, Martin Kotora, Bun Yeoul Lee, Shaofeng Liu, Luísa Margarida Martins, Takeshi Ohkuma, Armando Pombeiro, Fabio Ragaini, Carl Redshaw, Marc Visseaux, Zongquan Wu, Hiroto Yoshida, Masamichi Ogasawara

“…Herein, I would like to provide an overview of this Special Issue, published in the Organic and Polymer Chemistry Section of Catalysis, comprising…”
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10th Anniversary of Catalysts: Molecular Catalysis by Kotohiro Nomura, Raffaella Mancuso, Takeshi Ohkuma, Fabio Ragaini, Martin Kotora, Alfonso Grassi, Carl Redshaw, Armando Pombeiro, Ken-ichi Fujita, Carmine Capacchione, Kei Manabe, Victorio Cadierno

“…On the occasion of this Special Issue, I would like to present an editorial message on this good occasion [...]…”
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The [Ru(CO)(porphyrin)]-Catalyzed Synthesis of N-Aryl-2-vinylaziridines by Piangiolino, Cristiana, Gallo, Emma, Caselli, Alessandro, Fantauzzi, Simone, Ragaini, Fabio, Cenini, Sergio

“…[Ru(CO)(porphyrin)] complexes have been found to catalyze the direct aziridination of conjugated dienes by aryl azides with high chemoselectivity, to provide…”
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Heterogenization of ruthenium porphyrin complexes in polymeric membranes: Catalytic aziridination of styrenes by Gallo, Emma, Buonomenna, Maria Giovanna, Viganò, Luca, Ragaini, Fabio, Caselli, Alessandro, Fantauzzi, Simone, Cenini, Sergio, Drioli, Enrico

“…In this paper we report the preparation of catalytic membranes having the complex Ru(4-(CF 3)TPP)CO ( 1) (TPP = dianion of tetraphenylporphyrin) embedded in…”
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An effective non-chromatographic method for the purification of phenanthrolines and related ligands by Ferretti, Francesco, Ragaini, Fabio

“…[Display omitted] •A non-chromatographic method is described for the purification of phenanthrolines.•The method only requires cheap and non-toxic reagents.•A…”
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Formic Acid as Carbon Monoxide Source in the Palladium-Catalyzed N‑Heterocyclization of o‑Nitrostyrenes to Indoles by Fouad, Manar Ahmed, Ferretti, Francesco, Ragaini, Fabio

“…The reductive cyclization reaction of o-nitrostyrenes to generate indoles has been investigated for three decades using CO as a cheap reducing agent, but it…”
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Structural Determination of Ruthenium−Porphyrin Complexes Relevant to Catalytic Epoxidation of Olefins by Gallo, Emma, Caselli, Alessandro, Ragaini, Fabio, Fantauzzi, Simone, Masciocchi, Norberto, Sironi, Angelo, Cenini, Sergio

“…A reproducible synthesis of a competent epoxidation catalyst, [RuVI(TPP)(O)2] (TPP = tetraphenylporphyrin dianion), starting from [RuII(TPP)(CO)L] (L = none or…”
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Catalytic reductive cyclization of 2-nitrobiphenyls using phenyl formate as CO surrogate: A robust synthesis of 9H-carbazoles by Ramadan, Doaa R., Ferretti, Francesco, Ragaini, Fabio

“…[Display omitted] •Use of CO surrogates allows for phosphorus-free synthesis of carbazoles from o-nitrobiphenyls.•No need for high pressure equipment because…”
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Catalytic amination reactions mediated by Co(II) Schiff base complexes by Caselli, Alessandro, Gallo, Emma, Ragaini, Fabio, Oppezzo, Alessandro, Cenini, Sergio

“…Co(acacen), 1, (acacen = 2,11-dihydroxy-4,9-dimethyl-5,8-diaza-2,4,8,10-dodecatetraene dianion) was found to be a highly efficient catalyst for the allylic…”
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Transition Metal Catalyzed Reductive Cyclization Reactions of Nitroarenes and Nitroalkenes by Ferretti, Francesco, Ramadan, Doaa R., Ragaini, Fabio

“…Nitroarenes are the entry point for the production of most nitrogen‐containing aromatic compounds. Thus, any transformation that leads directly from them to…”
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