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Análise exploratória de constituintes inorgânicos em tecido, líquido ruminal e fezes de bovinos da raça Nelore (Bos Taurus Indicus)
(Universidade Federal de São Carlos, 2020-10-08)
The inorganic constituents supplied in the diet are essential for the development of cattle. This dissertation aimed to propose a procedure for the multi-element determination of Ca, Mg, P, K, S, Na, Cu, Fe, Mn, Zn, Co, ...
Desenvolvimento de formulações à base de D-limoneno para o controle da mosca-branca (Bemisia tabaci)
(Universidade Federal de São Carlos, 2021-02-25)
The species Bemisia tabaci of whitefly presents commercial relevance in agriculture due to its potential damage to productivity of the different host crops for this pest, like soybean, bean, and tomato. The use of natural ...
Funcionalização de 5-iodo-1,2,3-triazóis e síntese de seleno- e tioésteres por meio de reações de acoplamento carbonilativo empregando monóxido de carbono gerado ex situ
(Universidade Federal de São Carlos, 2022-06-06)
The use of pressurized carbon monoxide (CO) gas cylinders can lead to serious risks during their handling. Hence, the demand for safer carbonylation methods has been gradually increasing with the use of different techniques ...
Photoredox-mediated aminoalkylation and carbamoylation of azomethine imines
(Universidade Federal de São Carlos, 2021-08-25)
Over the past decade, the organic synthetic community has witnessed the emergence of a new and complementary approach to the conventional radical chemistry. Photochemistry has proven to be a powerful and more sustainable ...
Síntese de compostos N-heterocíclicos via fotocatálise
(Universidade Federal de São Carlos, 2022-03-18)
Heterocycles belong to a privileged class of organic compounds that play a
prominent role in chemistry and biology. There is an extensive literature about
methodologies for the synthesis of these substances, showing their ...
Síntese da SBA-15 e [Al]-SBA-15 com diferentes ácidos: efeito nas propriedades texturais e estruturais
(Universidade Federal de São Carlos, 2021-09-27)
The development of new heterogeneous catalysts is of fundamental importance to expand their applicability and enable a sustainable future. For this, varying synthesis parameters of those catalysts it is a fundamental study ...
Síntese, caracterização e estudo catalítico de complexos miméticos das enzimas Nitrito Redutase e Anidrase Carbônica
(Universidade Federal de São Carlos, 2022-03-30)
Metalloenzymes are efficient biological catalysts that inspire the creation of coordination compounds that mimic their active site. In this work, the synthesized complexes were inspired by two enzymes: Nitrite Reductase ...
Comparação do perfil de metabólitos secundários de cultivares de soja
(Universidade Federal de São Carlos, 2021-07-29)
Soybean (Glycine max) is one of the most important crops in the world socioeconomic scenario, especially in Brazil. However, this crop is constantly attacked by different pests. Plant resistance against herbivores occurs ...
Síntese da SBA-15 funcionalizada com aminossilanos e sua aplicação na condensação aldólica entre o furfural e a acetona
(Universidade Federal de São Carlos, 2021-10-14)
The petroleum is used to manufacture plastics, solvents and, mainly, to produce fuels. However, some factors such as fluctuation in the price of the barrel, its non-renewable origin and the release of greenhouse gases make ...
Desenvolvimento de novas tecnologias baseadas em materiais biocidas
(Universidade Federal de São Carlos, 2021-08-13)
The worldwide outbreak of the coronavirus pandemic (COVID-19) and other emerging microbial infections have attracted particular interest in the design and development of new biocidal agents with a broad spectrum of activity. ...