Sensitive determination of perphenazine in pharmaceuticals and human serum by flow injection chemiluminescence method using [Ru(phen)3]2+-ce(IV) system and a chemometrical optimization approach

期刊论文
摘要:
This paper describes a simple, rapid and sensitive chemiluminescence (CL) method for the determinati...
doi:
10.1590/S0103-50532011000100006
作 者:
Mokhtari, A.;Rezaei,...
作者机构:
期刊编号:
期刊标题:
Journal of the Brazilian Chemical Society

DFT-GIAO calculation of properties of 19F NMR and stability study of environmentally relevant perfluoroalkylsulfonamides (PFASAmide)

期刊论文
摘要:
Perfluorinated organic compounds (POCs), such as perfluorooctanesulfonate (PFOS) and perfluoroalkyls...
doi:
10.1590/S0103-50532011001200005
作 者:
Universidad de Carta...
作者机构:
期刊编号:
期刊标题:
Journal of the Brazilian Chemical Society

Synthesis, absorption and fluorescence spectral characteristics of trinucleus dimethine cyanine dyes as fluorescent probes for DNA detection

期刊论文
摘要:
The preparation of six trinucleus dimethine cyanine dyes with pyridine nucleus obtained by the conde...
doi:
10.1590/S0103-50532011000100009
作 者:
Fu, Yi-Le;Su, Jun-Ji...
作者机构:
期刊编号:
期刊标题:
Journal of the Brazilian Chemical Society

Integrated utilization of guava (Psidium guajava L.): antioxidant activity of phenolic extracts obtained from guava seeds with supercritical CO2-ethanol

期刊论文
摘要:
In this work, it was explored the possibility of obtaining phenolic extracts with antioxidant activi...
doi:
10.1590/S0103-50532011001200020
作 者:
Castro-Vargas, Henry...
作者机构:
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期刊标题:
Journal of the Brazilian Chemical Society

The importance of protection and transferring of academic research results

期刊论文
摘要:
doi:
10.1590/S0103-50532011000600001
作 者:
Toledo, Patricia Tav...
作者机构:
期刊编号:
期刊标题:
Journal of the Brazilian Chemical Society

Development and validation of an UV-derivative spectrophotometric method for determination of glimepiride in tablets

期刊论文
摘要:
Glimepiride is an oral antidiabetic drug widely used in treatment of type 2 diabetes. This work prop...
doi:
10.1590/S0103-50532011000200015
作 者:
Universidade Federal...
作者机构:
期刊编号:
期刊标题:
Journal of the Brazilian Chemical Society

A sensitive determination of acetaminophen in pharmaceutical preparations and biological samples using multi-walled carbon nanotube modified glassy carbon electrode

期刊论文
摘要:
A chemically modified electrode is constructed based on multi-walled carbon nanotube modified glassy...
doi:
10.1590/S0103-50532011000200021
作 者:
University of Arak, ...
作者机构:
期刊编号:
期刊标题:
Journal of the Brazilian Chemical Society

Constant-current coulometry and ion chromatography bromide determination to characterize the purity of the potassium chloride

期刊论文
摘要:
Coulometry is considered the highest metrological method for measuring the amount of substance of hi...
doi:
10.1590/S0103-50532011001000014
作 者:
Sobral, Sidney P.;Na...
作者机构:
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期刊标题:
Journal of the Brazilian Chemical Society

A green method for determination of acid number of biodiesel

期刊论文
摘要:
A simple green method for the determination of the acid number of biodiesel is described. The sample...
doi:
10.1590/S0103-50532011000600011
作 者:
Tubino, Matthieu;Ari...
作者机构:
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期刊标题:
Journal of the Brazilian Chemical Society

Dansyl-based fluorescent films prepared by chemical and electrochemical methods: cyclic voltammetry, afm and spectrofluorimetry characterization

期刊论文
摘要:
Dansyl-based fluorescent films were prepared by two different methods. In one of them, the surface o...
doi:
10.1590/S0103-50532011000900025
作 者:
Silva Jr, José Ginal...
作者机构:
期刊编号:
期刊标题:
Journal of the Brazilian Chemical Society
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