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Antiandrogênios em efluente hospitalar: extração com barras poliméricas, quantificação, identificação de metabólitos e subprodutos, proposição de rotas de degradação por processos avançados de oxidação
(Universidade Federal de Santa Maria, 2013-04-12)
In this work, methods were developed for the determination of antiandrogens in hospital
effluent using the analytical technique HPLC-DAD. Microextraction techniques of
Spironolactone, Flutamide, Cyproterone and Tamoxifen ...
Determinação de contaminantes orgânicos em matrizes complexas utilizando método QuEChERS e cromatografia líquida acoplada à espectrometria de massas de alta resolução
(Universidade Federal de Santa Maria, 2016-03-04)
The presence of organic contaminants in the environment and in food have become a major concern due to the harmful effects to living organisms. Such contaminants may be pesticides used in agriculture for the control of ...
Analise fitoquímica de duas espécies de rutaceae: Helietta apiculata benth e zanthoxylum fagara (l.) Sarg.
(Universidade Federal de Santa Maria, 2016-03-11)
The phytochemical investigation of methanol crude extract of the stem bark of the species
Helietta apiculata Benth and Zanthoxylum fagara (L.) Sarg., Rutaceae, provided the isolation
of thirty-one compounds. The species ...
Síntese regiosseletiva de Dideoxinucleosídeos e 3(5)-Trifluormetil-1H-pirazóis de interesse farmacológico
(Universidade Federal de Santa Maria, 2015-05-29)
This work reports the synthesis of a series of 29 new 1-(3-aryl-4,5-dihydroisoxazol-5-yl)methyl-4-trihalomethylpyrimidin-2(1H)-ones which have high pharmacological interest, since they are similar to natural and synthetic ...
Aplicação de 5-bromo-1,1,1-trifluor-4-metoxipent-3-en-2-ona na síntese de pirróis, pirazóis, pirimidinas e 1,2,3-triazóis
(Universidade Federal de Santa Maria, 2015-10-30)
This thesis reports the synthesis of various series of trifluoromethyl substituted nitrogenated heterocycles, such as pyrroles, pyrazoles, pyrimidines and 1,2,3-triazoles, exploiting the synthetic versatility of ...
Síntese de copolímeros em bloco por reações one-pot com processos RAFT e ROP simultâneos
(Universidade Federal de Santa Maria, 2016-02-04)
The present work describes a methodology of controlled synthesis of block copolymers by one-pot reactions involving simultaneous RAFT and ROP processes mediated by a bifunctional compound which acts as a chain transfer ...
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 ...
Estudo de reações de flúor-inserção em 1h-pirazóis utilizando os reagentes fluorantes selectfluor, dast e mfsda
(Universidade Federal de Santa Maria, 2015-08-19)
This thesis describes the studies carried out using fluorinating reagents with different approaches: Selectfluor as an electrophilic fluorine source; DAST for nucleophilic fluorinations and MFSDA as a nucleophilic ...
Especiação de compostos de enxofre, níquel e vanádio em cimento asfáltico de petróleo (CAP) e sua relação com os processos de envelhecimento
(Universidade Federal de Santa Maria, 2015-10-27)
The speciation of sulfur compounds in CAP is very important, considering that these compounds are responsible for oxidation processes in asphalt binders, modifying their chemical and physical characteristics. The aim of ...
Síntese e caracterização de novos compostos envolvendo Índio e Calcogênios
(Universidade Federal de Santa Maria, 2015-07-15)
This work is composed of two parts. The first one describes the synthesis of organometallic compounds derived from Br2InCH2Br and dichalcogenoether ligands, RE(CH2)nER (E = Se, Te; n = 1, 3; R = Ph, p-C6H4NMe2), compounds ...