Zobrazeno 1 - 10
of 141
pro vyhledávání: '"Eufrânio N da Silva Júnior"'
Autor:
Nicolli Bellotti de Souza, Isabel M de Andrade, Paula F Carneiro, Guilherme AM Jardim, Isadora MM de Melo, Eufrânio N da Silva Júnior, Antoniana Ursine Krettli
Publikováno v:
Memorias do Instituto Oswaldo Cruz, Vol 109, Iss 5, Pp 546-552 (2014)
Due to the recent advances of atovaquone, a naphthoquinone, through clinical trials as treatment for malarial infection, 19 quinone derivatives with previously reported structures were also evaluated for blood schizonticide activity against the malar
Externí odkaz:
https://doaj.org/article/7e79382be4df4a7b99506fa9cedfd536
Autor:
Renata G. Almeida, Oshadie De Silva, Fábio G. Delolo, Maria H. Araujo, Subashani Maniam, Eufrânio N. da Silva Júnior
Publikováno v:
Advanced Energy & Sustainability Research, Vol 5, Iss 10, Pp n/a-n/a (2024)
A water‐soluble anthraquinone derived from alizarin, 3HAAQ, is introduced as the redox‐active material in a negative potential electrolyte (anolyte) for aqueous redox flow batteries operating at pH 14. The synthesis of 3HAAQ is carried out using
Externí odkaz:
https://doaj.org/article/9ded41270afe4d29affcd72832da307a
Autor:
João B A Neto, Cecília R da Silva, Maria A S Neta, Rosana S Campos, Janaína T Siebra, Rose A C Silva, Danielle M Gaspar, Hemerson I F Magalhães, Manoel O de Moraes, Marina D P Lobo, Thalles B Grangeiro, Tatiane S C Carvalho, Emilay B T Diogo, Eufrânio N da Silva Júnior, Felipe A R Rodrigues, Bruno C Cavalcanti, Hélio V N Júnior
Publikováno v:
PLoS ONE, Vol 9, Iss 5, p e93698 (2014)
In recent decades, the incidence of candidemia in tertiary hospitals worldwide has substantially increased. These infections are a major cause of morbidity and mortality; in addition, they prolong hospital stays and raise the costs associated with tr
Externí odkaz:
https://doaj.org/article/31386306c94d459888cc87fb24b0f1df
Autor:
Renato L. Carvalho, Amanda S. de Miranda, Mateus P. Nunes, Roberto S. Gomes, Guilherme A. M. Jardim, Eufrânio N. da Silva Júnior
Publikováno v:
Beilstein Journal of Organic Chemistry, Vol 17, Iss 1, Pp 1849-1938 (2021)
Several valuable biologically active molecules can be obtained through C–H activation processes. However, the use of expensive and not readily accessible catalysts complicates the process of pharmacological application of these compounds. A plausib
Externí odkaz:
https://doaj.org/article/a3f1c9dff0004b0da93e5730b7c08e68
Publikováno v:
Beilstein Journal of Organic Chemistry, Vol 17, Iss 1, Pp 762-770 (2021)
Desulfonylative alkylation of N-tosyl-1,2,3-triazoles under metal-free conditions leading to β-triazolylenones is reported here. The present study encompasses the synthesis of triazoles with a new substitution pattern in a single step from cyclic 1,
Externí odkaz:
https://doaj.org/article/578d724c914f49a68161f999984706c9
Autor:
Joyce C. Oliveira, Renato L. de Carvalho, Hugo G. S. Sampaio, João Honorato, Javier A. Ellena, Felipe T. Martins, João V. M. Pereira, Pedro M. S. Costa, Claudia Pessoa, Rafaela S. Ferreira, Maria H. Araújo, Claus Jacob, Eufrânio N. da Silva Júnior
Publikováno v:
Molecules, Vol 28, Iss 5, p 2222 (2023)
In 2021, our research group published the prominent anticancer activity achieved through the successful combination of two redox centres (ortho-quinone/para-quinone or quinone/selenium-containing triazole) through a copper-catalyzed azide-alkyne cycl
Externí odkaz:
https://doaj.org/article/b3a8f304823c42bdb27f5004bb432af6
Autor:
Mateus P. Nunes, Dhanaji V. Jawale, Fábio G. Delolo, Maria H. Araujo, Edmond Gravel, Eric Doris, Eufrânio N. da Silva Júnior
Publikováno v:
Chemical Communications
Chemical Communications, 2023, 59 (19), pp.2763-2766. ⟨10.1039/d2cc06864h⟩
Chemical Communications, 2023, 59 (19), pp.2763-2766. ⟨10.1039/d2cc06864h⟩
International audience; A heterogeneous catalyst consisting of bimetallic rhodium-ruthenium particles immobilized on carbon nanotubes was used in the hydroboration reaction and proved highly effective for a variety of alkenes and alkynes.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::a2dff7430ee8ebbb79037b17b657f626
https://doi.org/10.1039/d2cc06864h
https://doi.org/10.1039/d2cc06864h
Autor:
Abigail E. Reese, Charles Lochenie, Ailsa Geddis, Luana A. Machado, Marcos C. de Souza, Flávia F. C. Marques, Carlos A. de Simone, Marcos M. Gouvêa, Leandro F. Pedrosa, Eufrânio N. da Silva Júnior, Marc Vendrell
Publikováno v:
Chemosensors, Vol 10, Iss 1, p 19 (2022)
Five new disubstituted 2,6-thioaryl-BODIPY dyes were synthesized via selective aromatic electrophilic substitution from commercially available thiophenols. The analysis of the photophysical properties via absorption and emission spectroscopy showed u
Externí odkaz:
https://doaj.org/article/8dfeb160bd3644399b293b60d58d1f49
Autor:
Gleiston G. Dias, Marieli O. Rodrigues, Esther R. S. Paz, Mateus P. Nunes, Maria H. Araujo, Fabiano S. Rodembusch, Eufrânio N. da Silva Júnior
Publikováno v:
ACS Sensors. 7:2865-2919
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::fa71300fc7c1a1fe0fd58ab403fa9524
https://doi.org/10.1021/acssensors.2c01687
https://doi.org/10.1021/acssensors.2c01687
Autor:
Luana A. Machado, Guilherme A. M. Jardim, Ícaro A. O. Bozzi, Leandro F. Pedrosa, James M. Wood, Eufrânio N. da Silva Júnior
Publikováno v:
Handbook of CH-Functionalization. :1-17
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::7a88963c6d99ba3200ffdf6c6a6f10f9
https://doi.org/10.1002/9783527834242.chf0166
https://doi.org/10.1002/9783527834242.chf0166