Browsing by Title Artículos de revistas
Now showing items 951-970 of 2801
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(Elsevier B.V., 2017)© 2016 Elsevier B.V.Food colorants are chemicals added to foods and soft drinks during manufacturing or processing. However, some of these chemicals represent potential risks to human health, especially if they are consumed ...
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(1983)The a.c polarographic method has been applied in the study of the glutathione-ampicillin interaction at pH 7.4 and 37°C. Ampicillin shifted the peak potentials of glutathione to less negative values. A linear relation was ...
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(ELSEVIER SCIENCE, 2001-01)This paper reports the feasibility of free radicals formation from flutamide by using cyclic voltammetry. The electrochemical characteristics and the reactivity of the one-electron reduction product from flutamide in mixed ...
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(KLUWER ACADEMIC/PLENUM PUBL, 1999-01)
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(1997)This paper reports a comprehensive study by cyclic voltammetry on the electrochemical characteristics and the reactivity of the one-electron reduction product from a series of nitro aryl 1,4-dihydropyridines in mixed and ...
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(WILEY-V C H VERLAG GMBH, 2007-07)We studied the reactivity of peroxynitrite and different nucleic acid molecules using DNA electrochemical biosensors. SIN-1 (3-morpholinosydnonimine) has been used for the simultaneous generation of NO- and superoxide, ...
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(ELSEVIER SCIENCE SA, 2008-10-01)This work reports the electrochemical oxidation of two new synthetic C4-vanillin and -isovanillin-1,4-dihydropyridines in aprotic medium. Its reactivity with alkylperoxyl radicals ABAP-derived at pH 7.4 is also studied. ...
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(Elsevier B.V., 2010)This work describes the preparation of a new tetraruthenated porphyrin and the corresponding polymeric film. This macromolecule consists of a Ni(II) tetrapyridylporphyrin coordinated to four [Ru(5-NO2-phen) 2Cl]+ moieties. ...
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(ELSEVIER SCIENCE, 1998-08)The electrochemical reduction of four 2,5-dimethoxy nitrobenzene 6-substituted derivatives in aqueous and mixed media by cyclic voltammetry, tast and differential pulse polarography were studied. In aqueous media, pH > 8, ...
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(PERGAMON-ELSEVIER SCIENCE, 2006-10-25)The electrochemical reduction of 2-nitroimidazole in a non-aqueous medium using cyclic voltammetry (CV) at a mercury electrode was carried out. The 2-nitroimidazole derivative in DMF + 0.1 M tetra(n-butyl)ammonium ...
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(ELSEVIER, 2005-06-15)A comprehensive study of the electrochemical reduction in protic media of parent C-4 nitrophenyl 1,4-DHPs and their corresponding nitrosophenyl 1,4-DHPs was carried out. The reduction potentials of synthesized aromatic ...
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(ELSEVIER SCIENCE, 2001-06-15)A comprehensive study of the electrochemical reduction, in different electrolytic media, of two nitroso compounds, i.e. ortho- and meta-nitrosotoluene derivatives has been carried out. Furthermore, UV-vis and EPR spectroscopic ...
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(Elsevier, 1997)The electrochemical reduction of three nitrotetralone derivatives by tast and differential pulse polarography and cyclic voltammetry in a wide pH range was studied. In aqueous media, the reduction of mono- and dinitrotetralone ...
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(PERGAMON-ELSEVIER SCIENCE LTD, 2002-01-15)The electrochemical reduction of copper(II) complexes with salen Schiff-base ligands derived from ethylenediamine or (R,R) or (S,S)-1,2-diphenylethylenediamine and 5-methoxy, 5-bromo and 5-nitrosalicylaldehyde have been ...
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(ELSEVIER SCIENCE BV, 2009-08-15)The present study addresses the electrochemical behavior and the analytical applications of six 2-nitrophenylbenzimidazole derivatives with activity against Trypanosoma cruzi. When studied in a wide range of pH, by ...
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(WILEY-V C H VERLAG GMBH, 2005-02)The electrochemical behavior of three different megazol analogues substituted at position 4 and their comparison with the parent compound megazol in protic and aprotic media by cyclic voltarnmetry, Tast and differential ...
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(ELSEVIER SCIENCE, 1999-05-14)The electrochemical reduction of a series of beta-nitrostyrene and beta-methyl-beta-nitrostyrene derivatives: by tast and differential pulse polarography and cyclic voltammetry over a wide pH range was studied. The reduction ...
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(Electrochemical Soc, 2021)In the scope of our studies tending to find new nanostructured electrodic platforms containing nitroaromatic compounds (NACs) capable of generating in situ electrocatalytic redox couples, we synthesized and electrochemically ...
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(WILEY-V C H VERLAG GMBH, 1998-11)Flutamide, 4-nitro-3-trifluoromethyl-isobutylanilide a synthetic antiandrogenic with therapeutic use in prostatic cancer, is electrochemically studied to propose a new electroanalytical alternative for its quantitative ...
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(PERGAMON-ELSEVIER SCIENCE, 1998-01)The anodic and cathodic behavior of nisoldipine, 3-isobutyl-5-methyl-1,4-dihydro-2,6-dimethyl-4-(2-nitrophenyl)pyridine-3,5-dicarboxylate, are reported. This drug belongs to the nitroaryl-1,4-dihydropyridine family, known ...