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Análises de compostos orgânicos não específicos no esgoto sanitário doméstico através das técnicas RMNq e HPLC-(UV/MS)-SPE-ASS-NMR
(Universidade Federal de São Carlos, 2014-10-10)
The growth of industrial deployment and urbanization play a major role in the degradation of global environmental and resource depletion mainly in countries in development such as Brazil. The problems regarding water ...
A regioquímica das reações de Diels-Alder de N-tosil para-benzoquinona iminas
(Universidade Federal de São Carlos, 2012-02-29)
In this work it was done a comparative study on the reactivity of a variety of dienophiles including para-benzoquinones, their mono-oximes, their N-tosyl mono-oximes and their N-tosylimines on the Diels-Alder reactions ...
Estudo químico de plantas do gênero Hortia, do fungo Guignardia citricarpa e avaliação de seus potenciais efeitos biológicos
(Universidade Federal de São Carlos, 2011-10-26)
The chemical investigation of plants belonging to the genus Hortia described here aimed at contributing to the chemosystematics of the family Rutaceae as well as to the correct placement of this genus within this family. ...
Applications of NMR techniques: Hyphenations (LC-SPENMR), affinity (DOSY) and NOE based (STD and Tr-OESY) to probe the binding interactions of ligands (synthetic and natural) towards protein
(Universidade Federal de São Carlos, 2014-01-17)
O foco principal desse trabalho foi a implementação, otimização e aplicações práticas de métodos de ressonância magnética nuclear (RMN) com o propósito de avaliar as interações entre moléculas de diferentes massas molares, ...
Estudo químico do fungo Colletotrichum acutatum e sua interação com Citrus sinensis
(Universidade Federal de São Carlos, 2014-11-06)
Brazil remains the world's largest orange producer, accounting for 32% of the total production of oranges and 50% orange juice. The State of São Paulo holds 97% of Brazilian exports of orange juice, possessing one of the ...
Estudo do potencial enzimático de micro-organismos endofíticos para a biotransformação de produtos naturais e análogos sintéticos
(Universidade Federal de São Carlos, 2009-11-27)
The endophytic microorganisms Penicillium griseoroseum, Penicillium brasilianum, Aspergillus flavus e Aspergillus aculeatus have shown to be very efficient in order to perform the most diferenciated biotransformation ...
Síntese e avaliação biológica de uma coleção de flavonóides
(Universidade Federal de São Carlos, 2009-05-29)
The flavonoids are an important class of polyphenolic compounds present in relative abundance among the secondary metabolites of plants and are found in fruits, vegetables, nuts, seeds, flowers, tea, honey and propolis. ...
Aplicação das técnicas espectroscópicas e quimiométricas no estudo do controle de qualidade das drogas vegetais: embaúba, malva e ginseng brasileiro
(Universidade Federal de São Carlos, 2010-05-14)
In the last few years the phytotherapy has emerged as a drug form well accepted and accessible, causing the increase in demand for drugs based on plants throughout the world, becoming an attraction for the pharmaceutical ...
Integração de métodos in silico e in vitro para o planejamento de inibidores da enzima cruzaína
(Universidade Federal de São Carlos, 2011-06-30)
Chagas disease, caused by the flagellate protozoan of the family Trypanosomatidae Trypanosoma cruzi, is endemic in Latin America. The available drugs are ineffective and cause severe side effects. Therefore, it is necessary ...
Reações multicomponentes de Diels-Alder com parabenzoquinonas : intermediários para Sesquiterpenos Eudesmanos
(Universidade Federal de São Carlos, 2010-09-20)
In the first part of this thesis we describe the study of the oxidation of phenols to p-benzoquinones. The metal complexes used as catalysts in this study are: [CoII(salen)], [CoII(dmsalen)], [CoII(salpn)], [CoII(dmsalpn)], ...