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Busca de substâncias bioativas em plantas amazônicas: Adiscanthus fusciflorus (Rutaceae), Trichilia pallida e T. rubra (Meliaceae)
(Universidade Federal de São Carlos, 2004-08-12)
The aim of this
work was the search for antiparasitic and insecticide compounds in active extracts
from the following amazon plants: A. fusciflorus (Rutaceae), T pallida e T. rubra
(Meliaceae). The selected biological ...
Estudo e aplicações das técnicas de RMN HR-MAS e DOSY em plantas e extratos de plantas da ordem Rutales.
(Universidade Federal de São Carlos, 2004-06-23)
This work describes the implementation of two recent techniques in NMR - DOSY e HR-MAS
as a tool for the analysis of natural products mixture and in leaves of Citrus, respectively. The work begun with the technique DOSY, ...
Avaliação do potencial biotecnológico de microorganismos associados ao inseto-praga diabrotica speciosa na produção de polímeros biobaseados e biodegradáveis
(Universidade Federal de São Carlos, 2016-06-24)
Technological development and market pressure turned polymers into widely used
structural materials for several different applications, being manufactured by a wide
range of monomers. However, traditional polymers usually ...
Tris(trimethylsilyl)silane and visible-light irradiation : a new metal- and additive-free photochemical process for the synthesis of indoles and oxindoles
(Universidade Federal de São Carlos, 2016-07-29)
A combined tris(trimethylsilyl)silane and visible-light-promoted intramolecular reductive cyclization protocol for the synthesis of indoles and oxindoles has been developed (Scheme 1).1 This straightforward and efficient ...
Metátese de fechamento de anel: espiro-anelação estereosseletiva / Reações multicomponentes de Diels-Alder na síntese de compostos tricíclicos
(Universidade Federal de São Carlos, 2011-02-22)
In this work, a study of different synthetic ways was made in order to obtain spiro compounds starting from R-(-)-carvone, getting to the formation of cycloheptenone as an intermediate, which undergoes two consecutives ...
Análise dos constituintes fixos e voláteis de fungos endofíticos dos gêneros Penicillium e Xylaria e de suas plantas hospedeiras
(Universidade Federal de São Carlos, 2010-10-08)
Was conducted the study of chemical constituents volatiles and fixed of endophytes fungi. For this, we used the Penicillium griseoroseum, Penicillium brasilianum, Xylaria (NICL3) and different species of the genus Trichoderma, ...
Estratégias de desreplicação aplicadas ao estudo da planta Alternanthera brasiliana e dos fungos endofíticos associados
(Universidade Federal de São Carlos, 2011-02-24)
Alternanthera brasiliana is widely used by Brazilian people as a folk medicine for the treatment of numerous diseases. However, little is known about its chemical composition and the microorganisms that live in association ...
Cromatografia quiral em escala preparativa: estudo de casos e aplicação
(Universidade Federal de São Carlos, 2012-05-25)
Different types of preparative chromatography techniques were applied to the enantiomeric purification of a series of chiral drugs. The efficiency of multicolumn chromatography with variable zones (VARICOL®) process and ...
Diferenciação e caracterização química de espécies de Phyllanthus utilizando técnicas hifenadas
(Universidade Federal de São Carlos, 2016-01-15)
Several species of Phyllanthus genus are widely used in popular
medicine, even though very few phytochemical reports on species such as: P.
caroliniensis, P. stipulatus and P. tenellus are found in the literature. ...
Estudo fitoquímico de plantas das famílias Rutaceae e Meliaceae visando o isolamento de substâncias protótipos para o desenvolvimento de novos fármacos antichagásicos e antileischmanioses.
(Universidade Federal de São Carlos, 2004-02-27)
This work involved the bioassay-guided study of Almeidea coerulea, A. rubra, Conchocarpus heterophyllus, Galipea carinata (Rutaceae), and Trichilia ramalhoi (Meliaceae). The bioassays were carried out with T. cruzi GAPDH ...