Zobrazeno 1 - 10 of 12 pro vyhledávání: '"Guilherme C. Paveglio"'
1
Practical One-Pot Synthesis of 4,6-Bis(hetero)aryl- and 4-(Hetero) aryl-6-methyl-substituted 1,3,5-Triazin-2-amines
Autor: Lucas Pizzuti, Gleison A. Casagrande, Guilherme C. Paveglio, Laís C. Calheiros, Sidnei Moura, Davi F. Back
Publikováno v: Synthesis. 55:1130-1138
Two series of 4,6-disubstituted 1,3,5-triazin-2-amines were prepared by cesium carbonate-promoted cotrimerization of aromatic nitriles with guanidine and the reaction of (hetero)aryl nitriles with N-acetylguanidine. The first series of 4,6-bis(hetero
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::20d602e971e12b48f32bb98feb630dd1
https://doi.org/10.1055/a-1970-8229
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2
A Domino Reaction for the Synthesis of Novel 1,3-Dihydrofuro[3,4-c]pyridines from Pyridoxal and Ketones
Autor: Sidnei Moura, Guilherme C. Paveglio, Gleison A. Casagrande, Izamara Casadia, Davi F. Back, Thalita O. Daher, Cristiane Storck Schwalm, Lucas Pizzuti, Eliandro Faoro
Publikováno v: Synthesis. 53:365-370
A convenient domino route for the synthesis of novel 1,3-dihydrofuro[3,4-c]pyridines from pyridoxal and alkyl, aryl or heteroaryl ketones under basic conditions is reported. A series of nine derivatives is obtained in 53–90% yields after stirring r
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::0b85526edba64e354da1a7257d489e98
https://doi.org/10.1055/s-0040-1706422
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3
TiO2 nanoparticles coated with deep eutectic solvents: characterization and effect on photodegradation of organic dyes
Autor: Edson I. Muller, Helio G. Bonacorso, Marcos A. P. Martins, Cláudio Radke, Bruna L. Kuhn, Nilo Zanatta, Michele S.P. Enders, Siara Silvestri, Guilherme C. Paveglio, Clarissa P. Frizzo
Publikováno v: New Journal of Chemistry. 43:1415-1423
Deep eutectic solvents (DES) have been used as sustainable media for the synthesis of more efficient nanoparticle-based catalysts. However, the effects of DES deposition on the catalytic activity of metal oxide nanoparticles like TiO2 are unknown. Th
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::20923e2aedf1cfbf4bbd476435b7122d
https://doi.org/10.1039/c8nj05957h
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4
Application of a Screen-Printed Carbon Electrode Modified with Printex 6L and Deep Eutectic Solvent for Detection and Quantification of 17β-Estradiol
Autor: Guilherme C. Paveglio, Camila Garcia Neves, Willyam R.P. Barros, Adriana Letícia Montiel, Fausto Eduardo Bimbi Junior
Publikováno v: SSRN Electronic Journal.
This work proposes the development of a screen-printed electrode (SPE) modified with a mixture of Printex 6L carbon and deep eutectic solvent (DES) (SPE-P6LCDES), used for detection of 17β-estradiol (E2) in mineral water, synthetic urine, and artifi
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::c9a51a6590ab0d772cc3a3b1fde8c707
https://doi.org/10.2139/ssrn.3844766
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5
Structure-Physical Properties Relationship of Eutectic Solvents Prepared from Benzyltriethylammonium Chloride and Carboxylic Acids
Autor: Lucas Pizzuti, Fernanda A. S. C. Milani, Guilherme C. Paveglio, Alexandre R. Meyer, André C. Sauer, Daiane Roman
Publikováno v: Journal of the Brazilian Chemical Society, Volume: 32, Issue: 3, Pages: 542-551, Published: 01 MAR 2021
Journal of the Brazilian Chemical Society v.32 n.3 2021
Journal of the Brazilian Chemical Society
Sociedade Brasileira de Química (SBQ)
instacron:SBQ
Deep eutectic solvents (DESs) have attracted the attention of the researchers as alternative solvents due to desirable properties such as easy preparation and high thermal stability. In this work, it was reported the preparation of five DESs from ben
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::7c1b5cbc0484fccf6a3ddd41fda55f74
https://doi.org/10.21577/0103-5053.20200208
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6
Deep eutectic solvent mediated synthesis of thiomethyltriazolo[1,5- a ]pyrimidines
Autor: Guilherme C. Paveglio, Alexandre R. Meyer, Leticia V. Rodrigues, Dayse N. Moreira, Nilo Zanatta, Helio G. Bonacorso, Taiana S. Munchen, Paola A. Melo, Marcos A. P. Martins, Sindy R. Krzyzaniak, Clarissa P. Frizzo
Publikováno v: Journal of Molecular Liquids. 223:934-938
Molecular solvents, ionic liquids, and choline chloride-based DES were evaluated for the synthesis of a methylthiotriazolo[1,5-a]pyrimidines series via the cyclocondensation reaction between 4-dimethylamino-1-aryl-3-alken-2-ones (RC(O)CH = CHNMe2, in
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::744dd8a3d9aa555c8bfd37358c1832cf
https://doi.org/10.1016/j.molliq.2016.08.031
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7
Promotion of 1,3-dipolar cycloaddition between azides and β-enaminones by deep eutectic solvents
Autor: Clarissa P. Frizzo, Marcos A. P. Martins, Helio G. Bonacorso, Leticia V. Rodrigues, Guilherme C. Paveglio, Nilo Zanatta
Publikováno v: New Journal of Chemistry. 40:5989-5992
A simple procedure to obtain 4-acyl-1-substituted-1,2,3-triazoles, using a deep eutectic solvent (DES), ChCl and ethylene glycol at a 1 : 2 ratio, as the reaction medium is described. The products were obtained in high selectivity and good yields (70
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::acfa8f6fea75c27faa9789053d26cb5f
https://doi.org/10.1039/c5nj03654b
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8
How Mechanical and Chemical Features Affect the Green Synthesis of 1H-Pyrazoles in a Ball Mill
Autor: Nilo Zanatta, Izabelle M. Gindri, Marcos A. P. Martins, Dayse N. Moreira, Guilherme C. Paveglio, Aniele Z. Tier, Helio G. Bonacorso, Clarissa P. Frizzo, Caroline R. Bender, Taiana S. Munchen, Kelvis Longhi
Publikováno v: ACS Sustainable Chemistry & Engineering. 2:1895-1901
This work investigated the chemical and mechanical factors that affect cyclocondensation reactions in a ball mill. Chemical characteristics such as the use or non-use of a catalyst, amount of catalyst and reactants, and product formation, as well as
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::c3ea7a0e4353490b48c026458888e5c7
https://doi.org/10.1021/sc5002353
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