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Avaliação do comportamento de espécies de mercúrio em peixes após diferentes métodos de cocção
(Universidade Federal de Santa Maria, 2011-03-22)
Most of studies evaluating Hg in fish have been developed using fresh fish and
the few studies involving the assessment of Hg in fish after cooking process, involve
only the determination of total Hg and no clear conclusions ...
Determinação de resíduos de agrotóxicos em mel empregando método QuEChERS modificado e GC-ECD
(Universidade Federal de Santa Maria, 2011-08-03)
The production of honey has been increasing continuously in the world in function of
the greatest consume of natural products. It is related directly to human health, and stimulated
by its therapeutics and nutritious ...
Síntese e atividades antimicrobiana/antioxidante de 5-trifluormetil-5-hidróxi-4,5-diidro-1h-pirazóis 1-(2-naftoxiacetil), 1-fenoxiacetil, 1-tiofenoxiacetil, 1-(n-fenilglicina) substituídos
(Universidade Federal de Santa Maria, 2011-07-01)
This work describes an efficient approach for the regioselective synthesis of
new series of substituted 1-(2-naphthoxyacetyl), 1-phenoxyacetyl, 1-thiophenoxyacetyl,
1-(N-phenylglicine)-5-trifluoromethyl-5-hydroxy-4,5-dih ...
Sintese, análise estrutural e supramolecular de complexos triazenido de Ag(I), Cd(II) E Zn(II)
(Universidade Federal de Santa Maria, 2011-05-23)
In this work was synthesized and determined the crystal and molecular
structure of two silver triazenide complexes, two cadmium triazenide complexes
and a zinc triazenide complex. The complexes
{Ag[C12H9N2NNNC6H4(NO2)](C5H5N)}2 ...
Determinação de elementos traço em solo por ICP-MS após volatilização empregando combustão iniciada por micro-ondas
(Universidade Federal de Santa Maria, 2011-03-22)
In this work the microwave-induced combustion (MIC) method was proposed for the decomposition of soil samples and subsequent determination of As, Bi, Cd, Hg, Pb and Se by inductively coupled plasma mass spectrometry (ICP-MS). ...
Reações de 2-alcóxi-5-trifluoracetil-3,4-diidro-2H-piranos com etilaminas substituídas e arilaminas
(Universidade Federal de Santa Maria, 2011-02-25)
This work presents the synthesis of two novel series of 1-alkyl(aryl)-2-amino-
5-trifluoroacetyl-1,2,3,4-tetrahydropyridine (6, 8), obtained from the reaction of 2-
alkoxy-5-trifluoroacetyl-3,4-dihydro-2H-pyrans (alkoxy = ...
Síntese de 1-aril-4-[(dimetilamino)metileno] pirrolidino-2,3,5-trionas utilizando irradiação de micro-ondas
(Universidade Federal de Santa Maria, 2011-02-24)
The synthesis of a series of 1-aryl-4-[(dimethylamino)methylene] pyrrolidine-
2,3,5-trione from the cyclocondensation reaction between b-enaminodiketone
[Cl3C(O)C(=CHNMe2)C(O)CO2Et] and aniline derivatives [R = Ph, 3-Me-C6H4, ...
Síntese de β-Calcogenoaminas quirais via abertura regiosseletiva de Aziridinas em Líquidos Iônicos.
(Universidade Federal de Santa Maria, 2011-07-29)
The present work report the synthesis of β-chalcogen amino compounds derived from L-aminoacids. The desired products were obtained in a short reaction time, with high yields using a simple and environmentally friendly ...
Desenvolvimento de sistema em fluxo empregando ultrassom para remoção de enxofre de óleo diesel
(Universidade Federal de Santa Maria, 2011-02-18)
In this work, the development of a continuous flow process for sulfur removal
from diesel oil is proposed. The process is based on the application of ultrasonic
energy for increasing the oxidation reaction rate of sulfur ...
Síntese one-pot de imidazo[2,1-b]calcogenazóis via ciclização intramolecular de N-alquinilimidazóis
(Universidade Federal de Santa Maria, 2011-02-28)
Não foi possível inserir o abstract.