Synthesis of 2-iodobenzamides and 3-(iodoacetamido)benzamides linked to D-galactose and their tri-n-butyltin hydride-mediated radical carbocyclization reactions
摘要:
Starting from methyl 6-O-allyl-4-azido-2,3-di-O-benzyl-4-deoxy-伪-D-galactopyranoside, four new deriv...
doi:
10.1590/S0100-40422009000900029
作 者:
Pires, Magno Carvalh...
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Química Nova
Study of ethidium bromide adsorption on XAD-7 resin
摘要:
The adsorption of ethidium bromide on XAD-7 resin was studied. The Freundlich model was the most rep...
doi:
10.1590/S0100-40422009000500010
作 者:
Hilsdorf, Alexandre ...
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Química Nova
Flow-injection spectrophotometric determination of tetracycline and doxycycline in pharmaceutical formulations using chloramine-T as oxidizing agent
摘要:
A flow-injection (FI) spectrophotometric procedure is proposed for tetracycline (TC) and doxycycline...
doi:
10.1590/S0100-40422009000700016
作 者:
Pezza, Leonardo;Pezz...
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Química Nova
Direct determination of Ca, Mg, Mn and Zn in buffalo milk of the Marajó Island by FAAS
摘要:
This work proposes an analytical procedure for direct determination of calcium, magnesium, manganese...
doi:
10.1590/S0100-40422009000900018
作 者:
Fernandes, Kelly G.;...
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Química Nova
Antifungal activity against postharvest fungi by extracts from Colombian propolis
摘要:
The aims of the present study were to evaluate the antifungal properties of Colombian propolis extra...
doi:
10.1590/S0100-40422009000800006
作 者:
Universidad Nacional...
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Química Nova
State of the art of figures of merit in multivariate calibration
摘要:
The validation of an analytical procedure must be certified through the determination of parameters ...
doi:
10.1590/S0100-40422009000500034
作 者:
Valderrama, Patrícia...
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Química Nova
Application of infrared and raman techniques in the identification and quantification of plasticizers in commercial films of PVSC
摘要:
This paper reports the use of Raman and infrared techniques for the qualitative and quantitative ana...
doi:
10.1590/S0100-40422009000600017
作 者:
Corio, Paola;Temperi...
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Química Nova
Lime essential oil in the teaching of thin layer chromatography
摘要:
This paper describes a simple experiment employing the essential oil of limes which can be applied i...
doi:
10.1590/S0100-40422009000800042
作 者:
Borges, Márcia N.;Un...
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Química Nova
Characterization of sludge generated in water treatment plants: prospects for agricultural application
摘要:
The work reported here involved the characterization of sludges produced at water treatment plants i...
doi:
10.1590/S0100-40422009000800007
作 者:
Rocha, Julio Cesar;U...
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Química Nova
Tribocorrosion of TI6AL4V alloy in phosphate buffered saline solution
摘要:
The tribocorrosion behavior of Ti6Al4V alloy was investigated in a Phosphate Buffered Saline (PBS) s...
doi:
10.1590/S0100-40422009000900004
作 者:
Manhabosco, Taíse M....
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期刊标题:
Química Nova