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HPAs em águas superficiais e efluente hospitalar: degradação por PAOs e desenvolvimento de métodos para determinação e identificação de subprodutos
(Universidade Federal de Santa Maria, 2016-02-26)
In this study, was optimization an analytical method for identification and quantification method of Polycyclic Aromatic Hydrocarbons (PAHs) in surface water and hospital effluent samples. High Performance Liquid Chromatography ...
Determinação de POPs e agrotóxicos em leite materno empregando cromatografia a gás acoplada à espectrometria de massas com ionização química negativa (GC-NCI-MS)
(Universidade Federal de Santa Maria, 2016-03-31)
The Stockholm Convention was the first global attitude trying to preserve human health and the environment of the indiscriminate use of persistent organic pollutants (POPs), especially pesticides, which are characterized ...
Síntese e avaliação da atividade antioxidante de calcogenilazidas e calcogeniltriazóis
(Universidade Federal de Santa Maria, 2016-03-24)
In this work, we developed a synthetic route for obtaining β-aryl-chalcogenoazide and β-aryl-chalcogenotriazole (S, Se and Te) derived from L-amino acids (L-phenylalanine, L-valine and L-leucine). We obtained a compounds ...
Síntese e bioatividade de sistemas pirazolil-piridínicos poli-heterocíclicos trialometil substituídos
(Universidade Federal de Santa Maria, 2015-03-02)
This thesis describes the studies carried out using the reagent 6-
hydrazinonicotinic hydrazide for the synthesis of new trihalomethylated pyrazolylpyridine
systems using the 4-alkoxy-4-alkyl(aryl/heteroaryl-1,1,1-trihal ...
Síntese de novas azinas trifluormetil substituídas e derivados a partir de reações de heterociclização de trifluoracetil enol éteres com diamino arenos
(Universidade Federal de Santa Maria, 2013-12-13)
The present research describes the study of synthetic strategies for obtaining of polyheterocyclic systems trifluoromethyl substituted from simple precursors: 4-alkoxy-1,1,1-trifluoroalk-3-en-2-ones (1), of formula ...
Alimentação de suínos em terminação com dietas contendo ractopamina e extratos cítricos: desempenho, características de carcaça, da carne e produto curado
(Universidade Federal de Santa Maria, 2010-02-26)
This study evaluated the effects of addition of ractopamine and citrus extracts in the diets of finishing pigs on performance, characteristics of carcass, meat and cured product. Hundred eight pigs were used (54 males and ...
Uso de pastagem de gramíneas de estação quente na recria de novilhas de corte
(Universidade Federal de Santa Maria, 2009-08-14)
The experiment was carried out to evaluate attributes of pastures and relazed to ingestive behavior, the animal performance and reproduction of beef heifers reared from 15 to 18 months and bred at 18/20 months of age. In ...
Densidade de estocagem, níveis protéicos e lipídicos da dieta na produção e aceitabilidade do filé de jundiá
(Universidade Federal de Santa Maria, 2008-12-09)
This study was conducted to evaluate growth, lipid profile, metabolism and
fillet aceitability of jundiá. For this purpose four experiments were conducted in a
completely randomly design, where jundiás of the same genetic ...
Composição e gelatinização do amido na resposta biológica do jundiá (Rhamdia quelen)
(Universidade Federal de Santa Maria, 2010-08-23)
Fish use carbohydrates less efficiently than proteins for energy production. Even so, the use of such source in the diet may reduce the catabolism of proteins and lipids for energy purposes. The objective of this study was ...
Síntese de heterociclos: 2-alquil/arilcalcogeno-n-(4-aril-1,3-tiazol-2-il)acetamidas e (s)-n-(1-(3-aril-1,2,4-oxadiazol-5-il)alquil)-2-(calcogenofenil) acetamidas derivados de organocalcogênios
(Universidade Federal de Santa Maria, 2015-03-27)
In the present work, a series of 2-alkyl/arylchalcogenide-N-(4-aryl-1,3-thiazol-2-yl)acetamide was prepared via addition of aryl or alkyl chalcogenides. This methodology allowed the preparation of new derivatives of ...