Search Results - "Galetto, Fábio Z."

ESIPT-based benzazole-pyromellitic diimide derivatives. A thermal, electrochemical, and photochemical investigation by Frizon, Tiago E.A., Salla, Cristian A.M., Grillo, Felipe, Rodembusch, Fabiano S., Câmara, Viktor S., Silva, Henrique C., Zapp, Eduardo, Junca, Eduardo, Galetto, Fábio Z., de Costa, Angélica M., Pedroso, Gabriela J., Chepluki, Antonio A., Saba, Sumbal, Rafique, Jamal

“…[Display omitted] •Synthesis of benzazole-based pyromellitic diimide (PMDI) derivatives.•Fluorescence in the solution and the solid state.•Very large Stokes…”
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Decarboxylative ring-opening of 2-oxazolidinones: a facile and modular synthesis of β-chalcogen amines by Galetto, Fábio Z, da Silva, Cleiton, Beche, Ricardo I. M, Balaguez, Renata A, Franco, Marcelo S, de Assis, Francisco F, Frizon, Tiago E. A, Su, Xiao

“…We report herein the synthesis of primary and secondary β-chalcogen amines through the regioselective ring-opening reaction of non-activated 2-oxazolidinones…”
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One-pot organocatalytic/multicomponent approach for the preparation of novel enantioenriched non-natural selenium-based peptoids and peptide–peptoid conjugates by de la Torre, Alexander F., Ali, Akbar, Galetto, Fábio Z., Braga, Antonio L., Delgado, José A. C., Paixão, Márcio W.

“…A combined organocatalytic and multicomponent synthetic approach was designed for the preparation of selenium-based peptoids and peptide–peptoid conjugates…”
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Metal-Free Air Oxidation of Thiols in Recyclable Ionic Liquid: A Simple and Efficient Method for the Synthesis of Disulfides by Singh, Devender, Galetto, Fábio Z., Soares, Letiére C., Rodrigues, Oscar E. Dorneles, Braga, Antonio Luiz

“…An efficient procedure for the oxidative coupling of alkyl, aryl and heteroaryl thiols with atmospheric oxygen is reported. The methodology utilizes BMIM‐BF4…”
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Efficient synthesis of selenol esters from acid chlorides mediated by indium metal by Marin, Graciane, Braga, Antonio L., Rosa, Anderson S., Galetto, Fábio Z., Burrow, Robert A., Gallardo, Hugo, Paixão, Marcio W.

“…This article describes an efficient and easy one-pot route for the synthesis of a wide range of selenol esters from acyl chloride with diselenides in the…”
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Organocatalytic asymmetric aldol reactions mediated by a cysteine-derived prolinamide by Schwab, Ricardo S., Galetto, Fábio Z., Azeredo, Juliano B., Braga, Antonio L., Lüdtke, Diogo S., Paixão, Márcio W.

“…In this Letter, a cysteine-derived prolinamide is described to act as a robust and effective organocatalyst for enantioselective aldol reactions…”
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Solvent- and metal-free selective oxidation of thiols to disulfides using I2/DMSO catalytic system by Bettanin, Luana, Saba, Sumbal, Galetto, Fábio Z., Mike, Gustavo A., Rafique, Jamal, Braga, Antonio L.

“…[Display omitted] •Facile access to diorganyl disulfides from thiols.•Selective oxidation of thiols to disulfides using I2/DMSO catalytic oxidant…”
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Synthesis and application of chiral β-amino disulfides as ligands for the enantioselective addition of diethylzinc to aldehydes by Braga, Antonio L., Galetto, Fábio Z., Rodrigues, Oscar E. D., Silveira, Claudio C., Paixão, Marcio W.

“…A new class of chiral β‐amino disulfides was synthesized from readily available and inexpensive starting materials by a straightforward method and their…”
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One-pot modular synthesis of β-chalcogen amides via regioselective 2-oxazolines ring-opening reaction promoted by indium chalcogenolates under microwave irradiation by Guimarães, Larissa F., Bettanin, Luana, da Trindade, Roberth N., da Silva, Cleiton, Leitemberger, Andrielli, Godoi, Marcelo, Galetto, Fábio Z.

“…One-pot modular synthesis of β-chalcogen amides via regioselective 2-oxazolines ring-opening reaction promoted by indium chalcogenolates under microwave…”
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Microwave-assisted one-pot synthesis of symmetrical diselenides, ditellurides and disulfides from organoyl iodides and elemental chalcogen catalyzed by CuO nanoparticles by Botteselle, Giancarlo V., Godoi, Marcelo, Galetto, Fabio Z., Bettanin, Luana, Singh, Devender, Rodrigues, Oscar E.D., Braga, Antonio L.

“…[Display omitted] ► Nano CuO catalyzed CSe, CTe and CS bond formation under MW irradiation. ► Diselenides, ditellurides and disulfides were prepared in good to…”
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Synthesis of Symmetrical Diorganyl Disulfides Employing WEB as an Eco‐friendly Oxidative System by Leitemberger, Andrielli, Böhs, Lucas Martins C., Rosa, Clarissa Helena, Silva, Cleiton Da, Galetto, Fábio Z., Godoi, Marcelo

“…Herein, we report a straightforward and environmentally benign methodology for the preparation of symmetrical diorganyl disulfides via oxidation of thiols,…”
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One-Pot Indium Iodide Mediated Synthesis of Chiral β-Seleno Amides and Selenocysteine Derivatives by Ring-Opening Reaction of 2-Oxazolines by Braga, Antonio L., Vargas, Fabrício, Galetto, Fábio Z., Paixão, Márcio W., Schwab, Ricardo S., Taube, Paulo S.

“…A set of chiral β‐seleno amides were efficiently synthesized by a simple and efficient procedure involving a ring‐opening reaction of 2‐oxazoline with…”
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Mild and efficient one-pot synthesis of chiral β-chalcogen amides via 2-oxazoline ring-opening reaction mediated by indium metal by Braga, Antonio L., Galetto, Fábio Z., Taube, Paulo S., Paixão, Márcio W., Silveira, Claudio C, Singh, Devender, Vargas, Fabrício

“…A simple and efficient procedure for the synthesis of β-seleno and β-thio amides via the ring-opening reaction of chiral 2-oxazolines in the presence of indium…”
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Modular chiral β-selenium-, sulfur-, and tellurium amides: synthesis and application in the palladium-catalyzed asymmetric allylic alkylation by Vargas, Fabrício, Sehnem, Jasquer A., Galetto, Fabio Z., Braga, Antonio L.

“…A series of modular chiral β-chalcogen amides have been efficiently synthesized from inexpensive and easily available 2-oxazolines. All the selenium, sulfur,…”
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