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Síntese de ligantes do tipo imidazolina e aplicação em reação de Henry diastereo e enantiosseletiva
(Universidade Federal de São Paulo, 2022-01-19)
A quiralidade molecular é um importante conceito em estereoquímica e bioquímica. Sua relevância é
fundamental em diversas áreas da ciência, tais como a química farmacêutica e química sintética. Neste contexto,
a catálise ...
Reaction of 4,5,6-triaminopyrimidine and 2,4,5,6-tetraaminopyrimidine with 3-dimethylaminopropiophenones. Synthesis of new 4-aryl-2,3- dihydropyrimido[4,5-b][1,4]diazepines
(HeteroCorporation, 2000)
Several new 6-amino- and 6,8-diamino-4-aryl-2,3-dihydropyrimido[4,5- b][1,4]diazepines were obtained from the reaction of 4,5,6-triaminopyrimidine 1a and 2,4,5,6-tetraaminopyrimidine 1b with one equivalent of 3- ...
Fenómenos físicos y químicos más comunes en los procesos de soldadura con gases
(Servicio Nacional de Aprendizaje (SENA)Dirección General. Sección Publicaciones, 2019)
Reaction of 4,5-diamino-3-methyl-1-phenylpyrazole with 3- dimethylaminopropiophenones. Synthesis of new 4-aryl-6-methyl-8-phenyl-2,3- dihydropyrazolo[3,4-b]diazepines and 4-aryl-8-methyl-6-phenyl-2,3- dihydropyrazolo[4,3-b]diazepines
(HeteroCorporation, 1999)
New 4-Aryl-6-methyl-8-phenyl-2,3-dihydropyrazolo[3,4-b]diazepines and 4- aryl-8-methyl-6-phenyl-2,3-dihydropyrazolo[4,3-b]diazepines were obtained from the reaction of 4,5-diamino-3-methyl-1-phenylpyrazole 1 with one ...
Avaliação da promiscuidade catalítica de soroalbuminas em sínteses orgânicas
(Universidade Estadual Paulista (Unesp), 2016-02-26)
O presente trabalho teve como principal objetivo estudar a atividade catalítica de soroalbumina bovina (BSA) em reações formadoras de uma nova ligação C-C: Reações aldólica, de Henry e Morita-Baylis-Hillman (MBH). Em todos ...
Two-dimensional meshless solution of the non-linear convection diffusion reaction equation by the Local Hermitian Interpolation methodSolución bidimensional sin malla de la ecuación no lineal de convección-difusión-reacción mediante el método de Interpolación Local Hermítica
(Universidad EAFIT, 2013-03-22)
Application of sulfonated nanoporous carbons as acid catalysts for Fischer esterification reactions
(Elsevier, 2015-06)
Heterogeneous acid catalysts were prepared by sulfonation of nanoporous carbons (NPCs). The NPCs were produced by pyrolysis of resorcinol-formaldehyde nanoporous resins (NPRs). The NPRs were synthesized as wet gels by ...
Reação de Henry catalisada por hidrolases livres e imobilizadas em nanotubos de carbono
(Universidade Tecnológica Federal do ParanáCuritibaBrasilBacharelado em QuímicaUTFPR, 2019-07-18)
Among various C-C bond formation reactions, Henry's reaction is widely used in the chemical and pharmaceutical industry, due to the versatility of the β-nitro alcohols formed. However, the broad applicability of these ...
Characterization of a Stem Cell of Apical Papilla Cell Line: Effect of Passage on Cellular Phenotype
(Elsevier Science IncNew YorkEUA, 2013)