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Avaliação da auto-associação molecular de complexos metálicos com ligantes triazenidos derivados do 1,3-bis(fenil)triazeno
(Universidade Federal de Santa Maria, 2007-09-13)
This work presents the synthesis and the investigation of the crystalline and molecular structure of 1,3-bis(2-methoxy-4-nitrophenyl)triazene ethanol and seventeen new mononuclear or binuclear complexes of Cu(I), Cu(II), ...
Síntese e caracterização de triazenos e complexos com Hg(II) incluindo arranjos supramoleculares
(Universidade Federal de Santa Maria, 2011-10-14)
This work presents the synthesis of new compounds and their triazenes complexes of
mercury(II). Triazenes have three nitrogen atoms connected in sequence [ N=N N(H) ] and, when
deprotonated, they become good Lewis bases ...
Síntese, cristalografia e atividade biológica de complexos triazenidos de Au(I), Ag(I), Pd(II) E Pt(II)
(Universidade Federal de Santa Maria, 2012-08-24)
This work presents the synthesis of compounds and their triazenes complexes of gold(I), silver(I), platinum(II) and paladium(II). Triazenes have three nitrogen atoms connected in sequence [ N=N N(H) ] and, when deprotonated, ...
Estudo sobre a síntese e caracterização de clusters binários e ternários de organocalcogenetos contendo metais de transição
(Universidade Federal de Santa Maria, 2008-03-31)
This work presents a study related to the synthesis and characterization of a series of clusters with chacogen-metal bonds in which the metals are mercury, silver, cobalt, nickel, palladium, cadmium and zinc. The synthetic ...
Ciclização intramolecular do 1-benzil-2-alquinilbenzeno promovida por FeCl3 e dicalcogeneto de diorganoíla: síntese dos 9-(organocalcogênio)-5H-benzo[7]anulenos
(Universidade Federal de Santa Maria, 2016-02-29)
In the present work, a series of 1-benzyl-2-alkylbenzenes functionalized was subjected to intramolecular cyclization reaction promoted by iron(III) chloride with diorganyl dichalcogenide allowed the synthesis of ...
Formação sequencial de ligações carbono-carbono/carbono-selênio mediada por cloreto férrico e dicalcogenetos de diorganoíla: síntese e reatividade de 2-organocalcogenil-naftalenos
(Universidade Federal de Santa Maria, 2017-07-31)
In the present study, a series of aryl alkynols functionalized was subjected to intramolecular cyclization reaction promoted by iron(III) chloride and diorganyl dichalcogenides allowing the synthesis of 2-organoselenyl-n ...
Avaliação da nuclearidade de complexos triazenido de prata(I) e cobre(I) com 1,3-bis(2-bromofenil)triazeno e trifenilfosfina
(Universidade Federal de Santa Maria, 2007-12-19)
Não foi possível inserir o abstract.
Triazenos N-óxidos e seus complexos de Au(I) e Pd(II): uma abordagem no contexto da engenharia de cristais
(Universidade Federal de Santa Maria, 2018-02-02)
This work presents the synthesis of several molecular models, divided into four
chapters, and which were strategically synthesized for application in Crystal Engineering. In
the first chapter the synthesis of a series ...
Estudo da estabilidade a campo dos pesticidas carbofurano e quincloraque em água de lavoura de arroz irrigado empregando SPE e HPLC-DAD
(Universidade Federal de Santa Maria, 2007-07-24)
The use of pesticides to control pests, diseases and weeds in crops of agricultural interest aims at the increase of production. The degradation of applied compounds or their conversion into other products, does not ...
Síntese de 2-alquinil telurofenos via reação de sonogashira entre 2-halotelurofeno e 1-alcinos
(Universidade Federal de Santa Maria, 2006-05-29)
We present herein our results of the palladium-catalyzed cross-coupling of 2-halotellurophenes with several terminal alkynes to give acetylenic tellurophene
derivatives in excellent yields. Our initial efforts were devoted ...