Zobrazeno 1 - 10
of 80
pro vyhledávání: '"Samuel R. Mendes"'
Autor:
Carlos V. Doerner, Marcos R. Scheide, Celso R. Nicoleti, Daniele C. Durigon, Vinícius D. Idiarte, Martinho J. A. Sousa, Samuel R. Mendes, Sumbal Saba, José S. S. Neto, Guilherme M. Martins, Jamal Rafique, Antonio L. Braga
Publikováno v:
Frontiers in Chemistry, Vol 10 (2022)
We report an electrochemical oxidative intramolecular cyclization reaction between 2-alkynylphenol derivatives and different diselenides species to generate a wide variety of substituted-benzo[b]furans. Driven by the galvanostatic electrolysis assemb
Externí odkaz:
https://doaj.org/article/b37e64a42ff84ef58a4392fffd84bb48
Autor:
Eder J. Lenardão, Raquel G. Jacob, Samuel R. Mendes, Diego Alves, Gelson Perin, Camilo S. Freitas, Samuel Thurow, Everton G. Zimmermann
Publikováno v:
Molecules, Vol 18, Iss 4, Pp 4081-4090 (2013)
The ionic liquid 1-butyl-3-methylimidazolium methylselenite, [bmim][SeO2(OCH3)], was successfully used as solvent in the catalyst-free preparation of 3-arylselenylindoles by the reaction of indole with ArSeCl at room temperature. The products were ob
Externí odkaz:
https://doaj.org/article/01821cb91a8e4f6ebd055e960d5ba4ab
Autor:
Samuel R. Mendes, Guilherme M. Martins, William A. B. Santos, Pedro P. de Castro, Fernando R. Xavier, Antonio L. Braga
Publikováno v:
Synthesis.
An electrochemical synthesis of flavanones via oxa-Michael addition using silver electrode as a sacrifice is reported. This electrosynthetic system showed good yields, broad substrate scope, and good functional group tolerance. Additionally, the meth
Autor:
Guilherme M. Martins, Maika J. Lazzaris, Antonio L. Braga, Fernando R. Xavier, Samuel R. Mendes
Publikováno v:
European Journal of Organic Chemistry. 2021:4411-4416
Autor:
Patrícia S. Tessaro, Michele do Nascimento Tomaz, Giliandro Farias, Carla P. de Paula, Marina C. Rocha, Iran Malavazi, Anderson Cunha, Beatriz F. Pimenta, Hernan F. Terenzi, Samuel R. Mendes, Rogério A. Gariani, Fernando R. Xavier
Publikováno v:
Journal of inorganic biochemistry. 236
The unprecedented mononucleated ligand (6,6-di(1H-indol-3-yl)-N,N-bis(pyridin-2-ylmethyl)hexan-1-amine (L
Publikováno v:
Anais Estendidos do XVIII Simpósio Brasileiro de Sistemas de Informação (SBSI Estendido 2022).
Programação Genética e Regressão Linear têm sido utilizadas conjuntamente em diferentes aplicações, tais como em projetos de software/hardware, previsão do tempo, experimentos com fármacos, entre outras. Essa combinação introduziu uma nova
Autor:
Rogério A. Gariani, André L. Amorim, Francielli S. Santana, Fernando R. Xavier, Marina Campos Rocha, Anderson F. Cunha, Carla Peres de Paula, Samuel R. Mendes, Ronny R. Ribeiro, Iran Malavazi, Matheus S. S. Paqui, Marcelo Melotti
Publikováno v:
New Journal of Chemistry. 45:12902-12914
A polypyridyl ligand functionalized with a long alkyl chain (LC10) was prepared. The reaction of LC10 with selected iron salts of different stoichiometries formed two metal complexes: [Fe(LC10)(Cl)3] (1) and [Fe(LC10)2](ClO4)3·5H2O (2), which were f
Publikováno v:
ChemElectroChem. 6:5928-5940
Achieving advances in the development of clean and efficient synthetic routes has become an important aim in research. In recent years, the search for new sustainable methodologies, notably environmentally benign synthetic procedures, has gained the
Autor:
Samuel R. Mendes, Sumbal Saba, Vinicius F. Pereira, Antonio L. Braga, Jamal Rafique, Guilherme M. Martins, Anne G. Meirinho
Publikováno v:
European Journal of Organic Chemistry. 2019:6465-6469
Publikováno v:
Journal of Chemical Education. 96:1515-1518
This study discusses the potential of the Jigsaw cooperative method in the teaching of organic chemistry. Such an approach was used in five classes with Brazilian secondary school students. Results indicate better learning regarding the development o