The prins cyclization reaction: an efficient stractegy for the stereoselective synthesis of substituted tetrahydropyran rings

期刊论文
摘要:
The Prins cyclizationreaction has significantly advanced in the last years as demonstrated by a numb...
doi:
10.1590/S0100-40422006000400035
作 者:
Vasconcellos, Mário ...
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Quimica nova

Adsorption of glyphosate on soils and minerals

期刊论文
摘要:
Glyphosate, anenzyme inhibitor herbicide, has been widely used around the world in agriculture.Dr. J...
doi:
10.1590/S0100-40422006000400034
作 者:
Toni, Luís R. M.;San...
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Quimica nova

Methylene blue immobilized in cellulose/TiO2 and SiO2/TiO2: electrochemical properties and factorial design

期刊论文
摘要:
The electrochemicalproperties of methylene blue immobilized on cellulose/TiO2 and mixedoxide SiO2/Ti...
doi:
10.1590/S0100-40422006000200006
作 者:
Gushikem, Yoshitaka;...
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Quimica nova

Environmental diagnostic of metals and organochlorinated compounds in streams near sugar cane plantations activity (São Paulo State, Brazil)

期刊论文
摘要:
Sugar cane cultivationin the State of S茫o Paulo has expanded in the last years, with an annualproduc...
doi:
10.1590/S0100-40422006000100013
作 者:
Santos, Ademir do;St...
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Quimica nova

Recent achievements to combat bacterial resistance

期刊论文
摘要:
This article providesan overview on the recent achievements to combat Gram-positive bacteria andthe ...
doi:
10.1590/S0100-40422006000400037
作 者:
Silveira, Gustavo Po...
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Quimica nova

O biodiesel e a política de C & T brasileira

期刊论文
摘要:
doi:
10.1590/S0100-40422006000600001
作 者:
Meneghetti, Simoni M...
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Quimica nova

Hexenuronic acid and lignin effects on ozonolysis performance in different reaction pHs

期刊论文
摘要:
The effect ofpH on the performance of the ozonolysis stage in pulp production was evaluatedfor conve...
doi:
10.1590/S0100-40422006000500007
作 者:
Ventorim, Gustavo;Co...
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Quimica nova

Synthetic approaches to amidines

期刊论文
摘要:
The amidine functional group is found in a wide range of natural products andis biologically active ...
doi:
10.1590/S0100-40422006000600027
作 者:
Souza, Marcos Costa ...
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Quimica nova

Simultaneous determination of chloroamphenicol, thiamphenicol and florfenicol residues in bovine milk by micellar electrokinetic chromatography

期刊论文
摘要:
A micellar electrokineticchromatographic method (MEKC) is described for determining residues of amph...
doi:
10.1590/S0100-40422006000500008
作 者:
Pezza, Leonardo;Ríos...
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Quimica nova

Nanodiamond films for applications in electrochemical systems and aeronautics and space technology

期刊论文
摘要:
The goal of thiswork is to show the use of undoped nanodiamond films as a new material for electroch...
doi:
10.1590/S0100-40422006000100023
作 者:
Ferreira, Neidenêi G...
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Quimica nova
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