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Síntese de aminofosfinitos quirais e aplicação em catálise assimétrica
(Universidade Federal de Santa Maria, 2009-02-20)
Não foi possível inserir o abstract.
Síntese, caracterização e estudo das propriedades químicas de novos complexos de índio(III) contendo ilidas de enxofre
(Universidade Federal de Santa Maria, 2009-03-05)
Não possível inserir o abstract.
Síntese “one pot” de selenocisteína e seus derivados via mesilato da L-serina protegida
(Universidade Federal de Santa Maria, 2009-02-20)
In the present work we developed a new methodology for the “one pot” synthesis of L-seleno- and telullorocysteine, L-seleno- and telullorocystine and L-seleno- and telullorolanthionine derivatives. Through a quite versatile ...
Avaliação sobre a presença de hidrocarbonetos policíclicos aromáticos (HPAs) em formulações farmacêuticas injetáveis
(Universidade Federal de Santa Maria, 2009-09-10)
Polyciclic Aromatic Hydrocarbons (PHAs) are a family of compounds which contain two or more condensed aromatic rings. These substances, including the oxygenate and nitrogenate derivates, are widely spread in the
environment, ...
Síntese de alguns Pirazóis derivados do 3-trifluoracetil-4,5-diidrofurano e 3-trifluoracetil-5,6-diidro-4H-pirano
(Universidade Federal de Santa Maria, 2009-02-26)
This work presents a simple and versatile strategy for the synthesis of new 4 and N-sustituted 5-trifluoromethyl-pyrazoles. These compounds were obtained by the
reaction of 3-trifluoroacetyl-4,5-dihydrofuran and ...
Síntese e análise estrutural de clusters derivados de bis(fenilseleneto) de cádmio Cd(SePh)2
(Universidade Federal de Santa Maria, 2009-07-31)
This work deals with the synthesis and structural analysis of clusters derivative from cadmium bis(phenylselenolate) - Cd(SePh)2. The methodology for the synthesis was based on the use of Cd(SePh)2 as a starting material, ...
Conversão pirolítica de bagaço residual da indústria de suco de laranja e caracterização química dos produtos
(Universidade Federal de Santa Maria, 2009-08-10)
The management of bagasse, orange pelleted, waste residual biomass of the food s industry, as substrate of pyrolytic conversion, will meet the global trend of turning waste into value-added products, and energy inputs, ...
Obtenção quimiosseletiva de trialometil-β-dicetonas via reações de acilação de acetais
(Universidade Federal de Santa Maria, 2009-02-27)
This work presents an Acylation Method of Acetals applied to the quimioseletive obtention of trifluormethyl-β-diketones, incluing acetals derived from not symmetrical ketones and functionalized substituents. Five known ...
Aproveitamento da casca de arroz para a produção de xilitol e sílica xerogel
(Universidade Federal de Santa Maria, 2009-12-01)
The generation of residual materials and its unavoidable disposal in the environment has been a reason of great concern, not only environmentally but also economically. The use of these renewable residual feedstocks, not ...
Síntese de 1,2,4-triazol-5-ilamino pirimidinas trifluormetil substituídas
(Universidade Federal de Santa Maria, 2009-12-16)
This work describes the synthesis and characterization of fourteen 4-trifluoromethyl-2-[3-(pyridyl)-1H-1,2,4-triazol-5-ylamino]pyrimidines (6, 7), from the cyclocondensation
reaction of N-[3-(pyridyl)-1H-1,2,4-triazol-5 ...