Výsledky vyhledávání - "Giancarlo V, Botteselle"

Akademický článek

Synthesis and mechanistic study of 2-(trifluoromethyl)-10H-phenoselenazine from double cross coupling reaction

Autor: CÁSSIO SIQUEIRA, GIANLUCA CIANCALEONI, SUMBAL SABA, ANTONIO L. BRAGA, JAMAL RAFIQUE, GIANCARLO V. BOTTESELLE

Publikováno v: Anais da Academia Brasileira de Ciências, Vol 96, Iss 1 (2024)

Abstract Phenoselenazines are nitrogen and selenium-based heterocyclic compounds that have important biological activities. However, their preparation methods are scarce and difficult to handle. The synthesis of a phenoselenazine from a simple and ro

Externí odkaz: https://doaj.org/article/d9369654c82541f5b25f4aecae82a573

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Akademický článek

Catalyst- and metal-free C(sp 2)–H bond selenylation of (N-hetero)-arenes using diselenides and trichloroisocyanuric acid at room temperature

Autor: José S. S. Neto, Isis J. A. Granja, Marcos R. Scheide, Marcelo S. Franco, Cassio A. O. Moraes, Adilson Beatriz, Dênis P. de Lima, Giancarlo V. Botteselle, Tiago E. A. Frizon, Sumbal Saba, Jamal Rafique, Antonio L. Braga

Publikováno v: Scientific Reports, Vol 13, Iss 1, Pp 1-13 (2023)

Abstract In this paper, we report an eco-friendly approach for the C(sp 2)–H bond selenylation of imidazopyridines and other N-heteroarenes as well as simple arenes at ambient temperature. This new protocol consists of the reaction between (N-heter

Externí odkaz: https://doaj.org/article/70b6d06bf4374f4c85f3d3d438e72616

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Akademický článek

Catalytic Antioxidant Activity of Bis-Aniline-Derived Diselenides as GPx Mimics

Autor: Giancarlo V. Botteselle, Welman C. Elias, Luana Bettanin, Rômulo F. S. Canto, Drielly N. O. Salin, Flavio A. R. Barbosa, Sumbal Saba, Hugo Gallardo, Gianluca Ciancaleoni, Josiel B. Domingos, Jamal Rafique, Antonio L. Braga

Publikováno v: Molecules, Vol 26, Iss 15, p 4446 (2021)

Herein, we describe a simple and efficient route to access aniline-derived diselenides and evaluate their antioxidant/GPx-mimetic properties. The diselenides were obtained in good yields via ipso-substitution/reduction from the readily available 2-ni

Externí odkaz: https://doaj.org/article/5ed3b569fb7744dbb50e46937ac87b9c

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Layered Copper Hydroxide Salts as Catalyst for the 'Click' Reaction and Their Application in Methyl Orange Photocatalytic Discoloration

Autor: Rafael Marangoni, Rafael E. Carvalho, Monielly V. Machado, Vanessa B. Dos Santos, Sumbal Saba, Giancarlo V. Botteselle, Jamal Rafique

Publikováno v: Catalysts
Volume 13
Issue 2
Pages: 426

The 1,2,3-triazoles are an important class of organic compounds that are found in a variety of biologically active compounds. The most usual and efficient methodology to synthetize these compounds is the Copper-catalyzed Azide–Alkyne Cycloaddition

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::5d81eae8028ff22c05e34fb126bffdb0
https://doi.org/10.3390/catal13020426

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Borophosphate glass as an active media for CuO nanoparticle growth: an efficient catalyst for selenylation of oxadiazoles and application in redox reactions

Autor: José S. S. Neto, Antonio L. Braga, Ricardo Schneider, Guilherme Felipe Lenz, Jamal Rafique, Jorlandio F. Felix, Marcos M. Peterle, Giancarlo V. Botteselle, Sumbal Saba, Marcos R. Scheide, Rosane Dias Cezar

Publikováno v: Scientific Reports, Vol 10, Iss 1, Pp 1-11 (2020)
Scientific Reports

Herein, we report the preparation of CuO@ borophosphate nanoparticles (CuOnano@glass) and their wide catalytic applications. The glass annealing, under a controlled atmosphere, enables the growth of copper nanoparticles on the glass surface (not with

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::9195e4d63da234cc7d7b230f616a565c
https://doi.org/10.1038/s41598-020-72129-w

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A comparative study between Cu(INA)(2)-MOF and [Cu(INA)(2)(H2O)(4)] complex for a click reaction and the Biginelli reaction under solvent-free conditions

Autor: Isadora M. de Oliveira, Danielly Reginato, Gustavo Granetto, Élvio Antônio de Campos, Felipe R. Dutra, Silvia Denofre de Campos, Julia Caroline Mansano Willig, Flávia Manarin, Hélio A. Stefani, Érica Fernanda Poruczinski, Giancarlo V. Botteselle

Publikováno v: Repositório Institucional da USP (Biblioteca Digital da Produção Intelectual)
Universidade de São Paulo (USP)
instacron:USP

The catalytic activity of metal–organic framework Cu(INA)2 (INA = isonicotinate ion) and the complex [Cu(INA)2(H2O)4] were studied in the Copper-catalyzed Azide–Alkyne Cycloaddition (CuAAC) and Biginelli reaction under solvent-free reaction condi

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::65d5f56dbd3585222444f94991f8ad9a

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Borophosphate glasses: Synthesis, characterization and application as catalyst for bis(indolyl)methanes synthesis under greener conditions

Autor: Sumbal Saba, Yuri Hase Matzkeit, Flávia Manarin, Bruna Luisa Tornquist, Jorlandio F. Felix, Ricardo Schneider, Antonio L. Braga, Giancarlo V. Botteselle, Jamal Rafique

Publikováno v: Journal of Non-Crystalline Solids. 498:153-159

Glasses are a class of materials that have a multitude of uses and applications. In catalysis, they are frequently used as support materials. However, in this paper, we demonstrate that glass can be applied as an active material in catalysis. The gla

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::8757e480cf577d8788da0b2464339db8
https://doi.org/10.1016/j.jnoncrysol.2018.06.020

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Synthesis of Bis(indolyl)methanes Using Fe3O4 Nanoparticle as a Robust, Efficient and Magnetically Recoverable Catalyst Under Solvent-Free Conditions

Autor: Alexandra A Amaral, Julia Caroline Mansano Willig, Giancarlo V. Botteselle, Stefany Valiati, Isadora M. de Oliveira, Hélio A. Stefani, Jamal Rafique, Sumbal Saba, Flávia Manarin

Publikováno v: Revista Virtual de Química. 10:1591-1606

O presente artigo descreve a sintese de compostos bis(indolil)metanos (BIMs), a partir da reacao de alquilacao de Friedel-Crafts entre indois e aldeidos, catalisada por oxido de ferro nanoparticulado (Fe3O4 nano). As reacoes foram realizadas na ausen

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::6da34459cda96633ac1ebd80785f05b5
https://doi.org/10.21577/1984-6835.20180108

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