Browsing by Title Artículos de revistas
Now showing items 2772-2791 of 2801
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(MARCEL DEKKER, 2001)PA-824 (2-nitro-6-(4-trifluoromethoxy-benzyloxy)-6,7-dihydro-5H-imidazo [2,1-b][1,3]oxazine) a nitroimidazopyran drug candidate for the treatment of tuberculosis was electrochemically studied with the aims of to propose a ...
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(ELSEVIER SCIENCE, 2003-06-05)A detailed investigation on the electrochemical reduction of oxygen was carried out using cyclic voltammetry at a glassy carbon electrode in dimethylsulphoxide (DMSO) containing 0.1 M tetrabutylammonium. perchlorate (TBAP) ...
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(PERGAMON-ELSEVIER SCIENCE, 2003-07-15)A detailed investigation on the electrochemical oxidation of some Hantzsch 1,4-dihydropyridine derivatives with the aim of study the influence of the hydrogen substituent on the N1 position of the heterocyclic ring have ...
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(PERGAMON-ELSEVIER SCIENCE, 2004-10-30)A detailed study was done of the electrochemical oxidation of some 1,4-dihydropyridine (1,4-DHP) derivatives in order to determine the influence of the substituents in the heterocyclic ring. Two types of derivatives were ...
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(ELSEVIER SCIENCE SA, 2006-06-01)To investigate new chemotherapeutics alternatives to Chagas' disease, three 4-(5'-nitro-2'-furyl)-1,4-dihydropyridine derivatives were synthesized and electrochemically investigated in order to clarify their redox behavior. ...
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(Elsevier Ltd, 2010)The voltammetric reduction of 1-methyl- and 1-H- 4-nitroimidazole derivatives was studied in different protic and aprotic media to investigate the influence of the N-1 substitution in the mechanism of reduction, the ...
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(WILEY-V C H VERLAG GMBH, 2008-06)We report the electrochemical behavior of a 4-nitroimidazole derivative, 1-methyl-4-nitro-2-hydroxymethylimidazole (4-NImMeOH), on glassy carbon electrode (GCE) modified with multiwalled carbon nanotubes (MWCNT). As ...
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(ELSEVIER SCIENCE BV, 2008-05-15)Finasteride in hydroalcoholic solutions (ethanol/Britton-Robinson buffer, 30/70) exhibits cathodic response in a wide range of pH (-0.5 to 12) using differential pulse (DPP) and tast polarography (TP). The reduction peak ...
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(ELSEVIER SCIENCE, 2000-12-01)In this report we have chosen ethyl-m-nitrobenzoate (EMNB) as a prototype of a nitroaromatic compound in order to carry out a detailed cyclic voltammetric study focused on the coupled chemical reaction of the generated ...
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(2011)For the first time, a simple differential pulse voltammetry methodology for direct determination of benserazide in presence of levodopa in tablets was developed without any redox mediator, modified electrodes, or the ...
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(1990)The electrochemical reduction of 7-nitro-1,4-benzodiazepin-2-ones and of their acid hydrolysis products, 2-amino-5-nitrobenzophenones, was studied by polarography and cyclic voltammetry in a solvent - buffer system containing ...
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(ROYAL SOC CHEMISTRY, 1990-04)The electrochemical reduction of 7-nitro-1,4-benzodiazepin-2-ones and of their acid hydrolylis products, 2-amino-5-nitrobenzophenones, was studies by polarography and cyclic voltammetry in a solvent - buffer system containing ...
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(Elsevier B.V., 1997)A differential pulse polarographic method for the quantitative determination of ketorolac is described. Ketorolac is an antiinflammatory-analgesic agent that is directly electroreducible at the mercury electrode. The ...
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(Wiley-VCH Verlag, 1997)Nimesulide, N‐(4‐nitro‐2‐phenoxyphenyl)methanesulfonamide is an antiinflamatory analgesic agent that is both reducible at the mercury electrode and oxidizable at the glassy carbon electrode. Nimesulide in hydroalcoholic ...
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(WILEY-V C H VERLAG GMBH, 2003-01)The electrochemical behavior of 2-(5-amino- 1,3,4-oxadiazolyl)-5-nitrofuran (NF359) and its comparison with well known drugs such as nifurtimox (NFX) and nitrofurazone (NFZ) in protic, mixed and aprotic media by cyclic ...
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(2002)Ruthenium complexes of the type [RuL(CO)2Cl2], [RuL2Cl2], [RuL2(CO)(H2O)](PF6)2, [RuL2Cl]2(PF6)2, [RuL2(CO)Cl](PF6), and [RuL2(CO3)]·3H2O (where L is a bipyridine or phenanthroline derivative) dissolved in aqueous ...
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(PERGAMON-ELSEVIER SCIENCE LTD, 2007-04)Long chain aliphatic alcohols have been used as model compounds to develop a preparative method for a water-soluble material, which could be a carrier for triacontanol, a highly hydrophobic plant growth regulator. New ...
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(Springer, 2014)Parasitic illnesses are major causes of human disease and misery worldwide. Among them, both amebiasis and Chagas disease, caused by the protozoan parasites, Entamoeba histolytica and Trypanosoma cruzi, are responsible ...
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(Frontiers Media, 2016)Serotonin (5-HT) is a neurotransmitter that plays an important role in neuronal plasticity. Variations in the levels of 5-HT at the synaptic cleft, expression or dysfunction of 5-HT receptors may alter brain development ...