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Síntese de heteroarilazóis trialometilsubstituídos a partir de 2-acetilfurano e 2-acetiltiofeno
(Universidade Federal de Santa Maria, 2004-04-07)
The synthesis of 1,1,1-trihalo-4-methoxy-4-[2-thienyl]-3-buten-2-ones, 1,1,1-trihalo-4-methoxy-4-[2-furyl]-3-buten-2-ones and the respective trihalomethyl 1,3-butanone derivatives by trihaloacylation of dimethoxy acetals
derived ...
Síntese, propriedades e avaliações de interações intermoleculares no estado sólido de triazenos e complexos com cádmio(II)
(Universidade Federal de Santa Maria, 2004-07-23)
This work demonstrates the determination of the crystalline/molecular structure of three cadmium (II) complexes with monocatenated triazenes ligands previously deprotonated and the structures crystalline/molecular of two ...
Reações regioespecíficas de β-alcoxivinil trialometil cetonas com heteroaroilhidrazinas
(Universidade Federal de Santa Maria, 2004-12-20)
This work describe the regiospecific synthesis of three novel series of 1-(2-thenoyl)-, 1-(2-furoyl)- and 1-(isonicotinoyl)-3-alkyl(aryl)[heteroaryl]-5-hydroxy-5-trihalomethyl-4,5-dihydro-1H-pyrazoles, in good yields (50 ...
Síntese e estudo das interações de 3-(fosfato)- e 3-(fosfonamida)-4,4,4-trifluor-but-1-il-carbamatos de etila com a enzima acetilcolinesterase e síntese de 3-carboxietil- e 3-pirimidin-2-il-2-oxo-6-trifluormetil-[1,2,3]oxatiazinanas
(Universidade Federal de Santa Maria, 2007-03-01)
A series of [3-(phosphate)-4,4,4-trifluoro-but-1-yl]-carbamic acid ethyl ester and [3-(phosphonamide)-4,4,4-trifluoro-but-1-yl]-carbamic acid ethyl ester obtained from the reaction of g-amino alcohols (4,4,4-trifluoro-3- ...
Síntese e atividade biológica de furan-3-carboxamidas, 3-aminometilenodiidrofuran-2-onas e carbamatos de etila trialometilados
(Universidade Federal de Santa Maria, 2007-03-02)
The present work describes the synthesis of a new series of furan-3-carboxamides and 3-aminomethylenedihydrofuran-2-ones, through the reactions of 3-trichloroacetyl furan or furan-3-carbonyl chloride, and 3-trichloroacet ...
Síntese e análise estrutural de haletos de organilcalcogênios ( Se e Te ) com estados de oxidação mistos
(Universidade Federal de Santa Maria, 2007-03-22)
This work describes the synthesis and structural analysis of new organochalcogen halides with mixed oxidation states in the same molecule. Studies in the solid state by X-ray diffraction reveal a general tendency to associate ...
Síntese e caracterização estrutural de pirazolinil-tolil-sulfonas trialometil substituídas de interesse antimicrobiano
(Universidade Federal de Santa Maria, 2006-02-02)
The present research describes the use of b-alcoxyvynil
trihalomethyl ketones [CX3C(O)CR2CR1R, where X= Cl, F; R= OMe, OEt; R1: H, Me, Ph, 4-MePh, 4-MeOPh, 4-BrPh, 4-ClPh, 4-FPh; R2= H, Ph] in the regiospecific synthesis ...