Výsledky vyhledávání - "Otávio Fuganti"

A Facile Preparation of a New Water-Soluble Acridine Derivative and Application as a Turn-off Fluorescence Chemosensor for Selective Detection of Hg2+

Autor: Sheila M.B. Winnischofer, Letícia Aparecida da Silva, Otávio Fuganti, Marcelo Carpes Nunes, Fabiane dos Santos Carlos, Hennrique Taborda Ribas, Fábio Souza Nunes

Publikováno v: Journal of Fluorescence. 30:235-247

A new acridine-based chemosensor was prepared, characterized and investigated for quantitative detection of Hg2+ ions in aqueous solutions. DFT and TD-DFT calculations showed that formation of a coordination bond between Hg2+ and the thiolate-sensor

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::cfa0460f3fdbea1b7d008e4e3d31e933
https://doi.org/10.1007/s10895-020-02489-z

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Electrochemical, mechanistic, and DFT studies of amine derived diphosphines containing Ru(II)-cymene complexes with potent

Autor: Juliana P, da Silva, Otávio, Fuganti, M Gabriela, Kramer, Gianella, Facchin, Lucas E N, Aquino, Javier, Ellena, Davi F, Back, Ana C S, Gondim, Eduardo H S, Sousa, Luiz G F, Lopes, Silvane, Machado, Ivelise D L, Guimarães, Karen, Wohnrath, Márcio P, de Araujo

Publikováno v: Dalton transactions (Cambridge, England : 2003). 49(45)

Complexes with general formula [RuCl(η6-p-cymene)(P-NR-P)]X (R = CH2Py (Py = pyridine) - [1a]+, CH2Ph (Ph = phenyl) - [1b]+, Ph - [1c] and p-tol (p-tol = p-tolyl) - [1d]+; X = PF6- or BF4-) were evaluated as cytotoxic agents against two cancer cell

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=pmid________::f8cc730febe7e3a2175b9457367fd22c
https://pubmed.ncbi.nlm.nih.gov/33206073

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Turn-on fluorescence study of a highly selective acridine-based chemosensor for Zn2+ in aqueous solutions

Autor: Fábio Souza Nunes, Fabiane dos Santos Carlos, Danyellen D. M. Galindo, Marcelo Carpes Nunes, Gilberto Abate, Leonardo De Boni, Otávio Fuganti

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

4,5-Bis(aminomethyl)acridine (LN) was investigated as a chemosensor for metal ions in aqueous solutions and it is selective for Zn2+, through a linear fluorescence enhancement of 230% in the concentration range of 17.8–600 μmol L−1. Benesi-Hilde

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Electrochemical, mechanistic, and DFT studies of amine derived diphosphines containing Ru(ii)-cymene complexes with potent in vitro cytotoxic activity against HeLa and triple-negative breast cancer cells MDA-MB-231

Autor: Silvane Machado, Javier Ellena, Ana C. S. Gondim, Karen Wohnrath, Otávio Fuganti, Luiz Gonzaga de França Lopes, Ivelise Dimbarre Lao Guimarães, M. Gabriela Kramer, Eduardo H.S. Sousa, Gianella Facchin, Márcio P. de Araujo, Davi F. Back, Juliana P. da Silva, Lucas E. N. Aquino

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

Complexes with general formula [RuCl(η6-p-cymene)(P–NR–P)]X (R = CH2Py (Py = pyridine) – [1a]+, CH2Ph (Ph = phenyl) – [1b]+, Ph – [1c] and p-tol (p-tol = p-tolyl) – [1d]+; X = PF6− or BF4−) were evaluated as cytotoxic agents against

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Antibacterial activity of DPEphos-containing ruthenium-nitrosyl complexes

Autor: Márcio P. de Araujo, Guilherme A. Barbosa, Juliana P. da Silva, Patrícia Appelt, Fábio S. Murakami, Otávio Fuganti

Publikováno v: Inorganic Chemistry Communications. 90:108-111

The complex fac-[RuCl3(NO)(κ2-P,P′-DPEphos)] (1) was synthesized and characterized by 31P {1H} and 1H NMR, vibrational spectroscopy, ESI-MS and cyclic voltammetry. To support the formation of the fac-isomer, DFT level was used to optimize the stru

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::c92717ba7dff5132a815a746efd2e575
https://doi.org/10.1016/j.inoche.2018.02.012

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New heterobimetallic ruthenium (II) complexes [Ru(N-S)(bipy)(dppf)]PF6: Synthesis, molecular structure, electrochemistry, DFT, antioxidant and antibacterial potential

Autor: Márcio P. de Araujo, Davi F. Back, Fábio S. Murakami, Karen Wohnrath, Lucas E. N. Aquino, Mário Antônio Alves da Cunha, Otávio Fuganti, Vidiany Aparecida Queiroz Santos, Juliana P. da Silva, Bianca Sandrino, Patrícia Appelt, Andressa Veiga

Publikováno v: Journal of Organometallic Chemistry. 846:326-334

Two new heterobimetallic ruthenium (II) complexes with general formula [Ru(N-S)(bipy)(dppf)]PF6 (bipy = 2,2’-bipyridine, N-S = 2-mercaptothiazolinate – mctz− (1) and 2-mercaptobenzothiazolinate – mcbtz− (2); dppf = 1,1’-bis{diphenylphosph

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::c2fc95eae3d8c873c350e30c18650f95
https://doi.org/10.1016/j.jorganchem.2017.07.005

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Triphosphines-containing ruthenium-acetato complexes: Synthesis, characterization, DFT, mer/fac isomerization and formic acid dehydrogenation

Autor: Juliana P. da Silva, Otávio Fuganti, Márcio P. de Araujo, Davi F. Back

Publikováno v: Journal of Molecular Structure. 1200:127129

The triphosphines-containing ruthenium-acetato complexes [RuCl(κ2-OAc)(triphos)] (2) and the new analogue synthesized in our research group [RuCl(κ2-OAc)(etp)] (1) (triphos = 1,1,1-tris(diphenylphosphinomethyl)ethane or etp = bis[2-(diphenylphosphi

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::8056c88a7257b2832fd69abd8f4b23b1
https://doi.org/10.1016/j.molstruc.2019.127129

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Mixed phosphine/diimines and/or amines ruthenium carbonyl complexes: Synthesis, characterization and transfer-hydrogenation

Autor: Francisco D. Fagundes, Carlos B. Pinheiro, Otávio Fuganti, Deividi A. Cavarzan, Márcio P. de Araujo, Davi F. Back, Caroline Werner Pereira da Silva, Andersson Barison, André L. Bogado

Publikováno v: Polyhedron. 62:75-82

We synthesized complexes with the general formula trans-[RuCl2(CO)(PR3)(N–N)] (N–N = diimines and/or amines; PR3 = triphenylphosphine or tri-p-tolylphosphine) by reacting trans-[RuCl2(CO)(dmf)(PR3)2] (dmf = N,N-dimethylformamide) and the appropri

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::9500425b9665bf75e15c187fd3798bbd
https://doi.org/10.1016/j.poly.2013.06.022

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Structure, spectroelectrochemistry and magnetic properties of a dicobalt(II)–tetraiminodiphenolate complex

Autor: Otávio Fuganti, Maria G. F. Vaz, Fábio Souza Nunes, Julio Cesar da Rocha, Rafael Stieler, Ernesto Schulz Lang, Rafael Block Samulewski

Publikováno v: Journal of Molecular Structure. 984:354-358

Synthesis, crystal structure, magnetism and spectroelectrochemistry of [Co2(tidf)(ClO4)2(H2O)2] (tidf = a Robson type macrocyclic ligand obtained on condensation of 2,6-diformyl-4-methylphenol and 1,3-diaminopropane) are reported. The title compound

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::a0e08f58a525e5e12b24a47571a048d0
https://doi.org/10.1016/j.molstruc.2010.10.003

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