Search Results - "Davi, F."

Iron‐Mediated Cyclization of 1,3‐Diynyl Propargyl Aryl Ethers with Dibutyl Diselenide: Synthesis of Selenophene‐Fused Chromenes by Lutz, Guilherme, Back, Davi F., Zeni, Gilson

“…The synthesis of selenophene‐fused chromene derivatives starting from 1,3‐diynyl propargyl aryl ethers is reported herein. The method is based on…”
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Synthesis of 3‐Substituted Chalcogenophene‐Fused Indoles from 2‐Alkynylindoles by Leonel, Guilherme, Back, Davi F., Zeni, Gilson

“…The intramolecular electrophilic cyclization of 3‐organoselanyl‐2‐alkynylindoles providing the synthesis of 3‐iodo‐selenophene‐fused indoles is reported…”
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AOP Report: Glutathione Conjugation Leading to Reproductive Dysfunction via Oxidative Stress by Vieira, Leonardo R., Souza, Terezinha, Farias, Davi F.

“…Abstract We propose an adverse outcome pathway (AOP) for reproductive dysfunction via oxidative stress (OS). The AOP was developed based on Organisation for…”
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Sequential Carbon–Carbon/Carbon–Selenium Bond Formation Mediated by Iron(III) Chloride and Diorganyl Diselenides: Synthesis and Reactivity of 2‑Organoselenyl-Naphthalenes by Recchi, Ana M. S, Back, Davi F, Zeni, Gilson

“…In this paper, we report an intramolecular cyclization of benzylic-substituted propargyl alcohols promoted by iron­(III) chloride and diorganyl diselenides to…”
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Iron-Catalyzed Cyclization of Alkynols with Diorganyl Diselenides: Synthesis of 2,5-Dihydrofuran, 3,6-Dihydro‑2H‑pyran, and 2,5-Dihydro‑1H‑pyrrole Organoselanyl Derivatives by Casola, Kamila K, Back, Davi F, Zeni, Gilson

“…An iron-catalyzed system, using diorganyl diselenides as an organoselenium source, was used for the cyclization of 1,4-butyne-diols in the preparation of…”
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Iron(III) Chloride and Diorganyl Diselenide-Promoted Nucleophilic Closures of 1-Benzyl-2-alkynylbenzenes in the Preparation of 9-(Organoselanyl)-5H-benzo[7]annulenes by Prochnow, Thais, Back, Davi F., Zeni, Gilson

“…Iron‐promoted cyclization of 1‐benzyl‐2‐alkynylbenzenes with diorganyl diselenides led to the synthesis of 9‐(organoselanyl)‐5H‐benzo[7]annulenes whereby the…”
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Synthesis of Selenochromenes via Dehydration of Arylalkynols Promoted by Iron(III) Chloride and Diorganyl Diselenides by Casola, Kamila Kayser, Gomes, Matheus Rick, Back, Davi F, Zeni, Gilson

“…We report here the regioselective 6- -dig cyclization of [2-(butylselanyl)phenyl]propynols promoted by the cooperative action between diorganyl diselenides and…”
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ERIC recommendations for TP53 mutation analysis in chronic lymphocytic leukemia—update on methodological approaches and results interpretation by Malcikova, J., Tausch, E., Rossi, D., Sutton, L. A., Soussi, T., Zenz, T., Kater, A. P., Niemann, C. U., Gonzalez, D., Davi, F., Gonzalez Diaz, M., Moreno, C., Gaidano, G., Stamatopoulos, K., Rosenquist, R., Stilgenbauer, S., Ghia, P., Pospisilova, S.

“…In chronic lymphocytic leukemia (CLL), TP53 gene defects, due to deletion of the 17p13 locus and/or mutation(s) within the TP53 gene, are associated with…”
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Electrophile‐Promoted Nucleophilic Cyclization of 2‐Alkynylindoles to Give 4‐Substituted Oxazinoindolones by Leonel, Guilherme, Klann, Isabella, Back, Davi F., Iglesias, Bernardo A., Nogueira, Cristina W., Zeni, Gilson

“…A method for the synthesis of 4‐organoselanyl oxazinoindolone derivatives by the cascade cyclization of N‐(alkoxycarbonyl)‐2‐alkynylindoles using iron(III)…”
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Potassium tert-Butoxide-Catalyzed Synthesis of Benzofuroazepines via Cyclization of (2-Alkynylbenzyl)oxy Nitriles by Gai, Rafaela, Back, Davi F, Zeni, Gilson

“…Herein, we report that potassium tert-butoxide-catalyzed intramolecular anionic cyclization of (2-alkynylbenzyl)­oxy nitriles has been developed for the…”
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Regioselective Synthesis of Isochromenones by Iron(III)/PhSeSePh-Mediated Cyclization of 2-Alkynylaryl Esters by Sperança, Adriane, Godoi, Benhur, Pinton, Simone, Back, Davi F, Menezes, Paulo H, Zeni, Gilson

“…A series of 4-Se-(Te, S)-isochromenones and 3-substituted isochromenones were synthesized in good yields via FeCl3-mediated cyclization of alkynylaryl esters…”
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Nucleophilic Selenocyclization Reaction of Benzodiynes Promoted by Sodium Selenide: Synthesis of Isoselenochromenes by Maroneze, Adriano, Caldeira, Fabíola, Back, Davi F., Wayne Nogueira, Cristina, Zeni, Gilson

“…We describe here the synthesis of isoselenochromenes via a nucleophilic selenocyclization reaction of benzodiynes with sodium selenide. The central parameters…”
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Stereoselective Synthesis of Z‐Vinyl Selenides Through the Reaction of Sodium Selenide with Organic Halides and Alkynes by Pistoia, Renan P., Back, Davi F., Zeni, Gilson

“…A practical synthetic approach to the stereoselective synthesis of Z‐vinyl selenides is described through the reaction of sodium selenide with organic halides,…”
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Selective 5‐Exo‐Dig versus 6‐Endo‐Dig Cyclization of Benzoimidazole Thiols with Propargyl Alcohols by Goulart, Tales A. C., Recchi, Ana M. S., Back, Davi F., Zeni, Gilson

“…We describe here the Lewis acid‐promoted cyclization reaction of benzomidazole thiols with propargyl alcohols for the selective synthesis of benzoimidazolo…”
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Constraining the diagenesis of the Puga cap carbonate from U–Pb in‐situ dating of seafloor crystal fans, southern Amazonian craton, Brazil by Carvalho, Davi F., Nogueira, Afonso C. R., Macambira, Moacir J. B., Lana, Cristiano C., Santos, Renan F., Guélard, Julia, Sansjofre, Pierre

“…Cap carbonates overlying Marinoan (635 Ma) glacial deposits worldwide record extreme paleoceanographic changes that may have triggered the rise of macroscopic…”
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From hepatitis C virus infection to B-cell lymphoma by Couronné, L., Bachy, E., Roulland, S., Nadel, B., Davi, F., Armand, M., Canioni, D., Michot, J.M., Visco, C., Arcaini, L., Besson, C., Hermine, O.

“…In addition to liver disorders, hepatitis C virus (HCV) is also associated with extrahepatic immune manifestations and B-cell non-Hodgkin lymphoma (NHL),…”
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Immunoglobulin gene sequence analysis in chronic lymphocytic leukemia: updated ERIC recommendations by Rosenquist, R, Ghia, P, Hadzidimitriou, A, Sutton, L-A, Agathangelidis, A, Baliakas, P, Darzentas, N, Giudicelli, V, Lefranc, M-P, Langerak, A W, Belessi, C, Davi, F, Stamatopoulos, K

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Copper‐Catalyzed Carbon‐Nitrogen/Carbon‐Selenium Bonds Formation: Synthesis of 2‐(Organochalcogenyl)‐indolizines by Goulart, Tales A. C., Back, Davi F., Zeni, Gilson

“…The copper‐catalyzed cyclization of propargylpyridines with diorganyl dichalcogenides was applied to the synthesis of 2‐(organochalcogenyl)‐indolizines. A…”
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Bis-triazolylchalcogenium-Functionalized Benzothiadiazole Derivatives as Light-up Sensors for DNA and BSA by Krüger, Roberta, Larroza, Allya, Fronza, Mariana G, Tisoco, Isadora, Savegnago, Lucielli, Reis, Joel S, Back, Davi F, Iglesias, Bernardo A, Alves, Diego

“…A range of bis-triazolylchalcogenium-BTD 3 was synthesized by a copper-catalyzed azide–alkyne cycloaddition of azido arylchalcogenides 1 and…”
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Potassium tert‐Butoxide‐Catalyzed Synthesis of α‐Methylene‐β‐Lactams from Propiolamides by Claus, Angelica R., Goulart, Tales A. C., Back, Davi F., Zeni, Gilson

“…We reported herein the regio‐ and stereoselective synthesis of α‐methylene‐β‐lactams via a 4‐exo‐dig‐cyclization of N‐benzyl‐N‐methyl‐propiolamides catalyzed…”
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