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Prikaz rezultata 31-40 od 207
A comparative LFER study of the reactivity of pyridineacetic, pyridineacetic acids N-oxide and substituted phenylacetic acids with diazodiphenylmethane in various alcohols / Komparativna LFER studija reaktivnosti piridinsirćetnih, piridin-N-oksid-sirćetnih kiselina i supstituisanih fenilsirćetnih kiselina sa diazodifenilmetanom u različitim alkoholima
(Serbian Chemical Society, Belgrade, 2000)
Rate constants have been determined for the reactions of diazodiphenylmethane (DDM) with 3- and 4-pyridineacetic acid, 3- and 4-pyridineacetic acid N-oxide and some meta- and para-substituted phenylacetic acids in twelve ...
Disorder of lattice solvent molecules in the structure of hexaaqua(μ2-1,2,4,5-benzenetetracarboxylato)-bis(2,2’-dipyridylamine)dinickel(II) hexahydrate DMSO solvate / Neuređenost molekula rastvarača u strukturi heksaakva(μ2-1,2,4,5-benzentetrakarboksilato)-bis(2,2’-dipiridilamin)dinikal(II)-heksahidrata-DMSO solvata
(Serbian Chemical Society, Belgrade, 2007)
The crystal structure of the complex [Ni2(btc)(dipya)2(H2O)6]⋅6H2O·DMSO (btc = tetra-anion of 1,2,4,5-benzenetetracarboxylic acid, dipya = 2,2’-dipyridylamine) was refined in the triclinic system, space group P1, using low ...
The temperature dependence of the retention index for n-alkyl esters of acetic, propionic, cyclohexanecarboxylic, benzoic and phenylacetic acid on DB-1 and DB-5 capillary columns / Uticaj temperature na retencioni indeks n-alkil-estara sirćetne, propionske, cikloheksankarbonske, benzoeve i fenilsirćetne kiseline na DB-1 i DB-5 kapilarnim kolonama
(Serbian Chemical Society, Belgrade, 2006)
The temperature dependence of the retention index was studied for n-alkyl esters of acetic, propionic, cyclohexanecarboxylic, benzoic and phenylacetic acid on DB-1 and DB-5 capillary columns. The study was performed over ...
Noble metal binding on macroporous poly(GMA-co-EGDMA) modified with ethylenediamine / Vezivanje plemenitih metala za makroporozni poli(GMA-co-EGDMA)kopolimer modifikovan sa etilendiaminom
(Serbian Chemical Society, Belgrade, 2004)
Macroporous crosslinked poly(glycidyl methacrylate-co-ethylene glycol dimethacrylate), p(GME), was synthesized by suspension copolymerization and modified by reaction of the pendant epoxy groups with ethylenediamine. The ...
Activity and stability of RuO2-coated titanium anodes prepared via the alkoxide route / Aktivnost i stabilnost titanskih anoda sa prevlakom od oksida rutenijuma dobijenom alkoksidnim postupkom
(Serbian Chemical Society, Belgrade, 2006)
Titanium anodes with an active RuO2 coating of two different thicknesses were prepared from the oxide suspended in ethanol ("ink" method), while the oxide itself was synthesized by the hydrolysis of ruthenium ethoxide in ...
Artificial neural network prediction of quantitative structure - retention relationships of polycyclic aromatic hydocarbons in gas chromatography
(Srpsko hemijsko društvo, Beograd, 2005)
A feed-forward artificial neural network (ANN) model was used to link molecular structures (boiling points, connectivity indices and molecular weights) and retention indices of polycyclic aromatic hydrocarbons (PAHs) in ...
The role of the concentration profile of titanium oxide on the electrochemical behavior of RuO2-TiO2 coatings obtained by the sol-gel procedure / Uloga koncentracionog profila titan-oksida u elektrohemijskom ponašanju RuO2-TiO2 prevlaka dobijenih sol-gel postupkom
(Serbian Chemical Society, Belgrade, 2003)
In order to understand the role of TiO2 in the deactivation mechanism of an active RuO2–TiO2 coating, an additional TiO2 layer was introduced in the support coating interphase of regular Ti//[RuO2–TiO2 anode in one case ...
Effects of substituents on the 1H-NMR chemical shifts of 3-methylene-2-substituted-1, 4-pentadienes / Efekti supstituenata na 1H-NMR hemijska pomeranja 3-metilen-2-supstituisanih-1,4-pentadiena
(Serbian Chemical Society, Belgrade, 2003)
The principle of linear free energy relationships was applied to the 1H chemical shifts of the β-vinyl proton atoms of 3-methylene-2-substituted-1,4-pentadienes. The correlations of the proton chemical shifts with Swain ...
Crystal structure of a new zigzag chain Cu(II) complex with terephthalato and 1,10-phenonthroline ligands, [Cu(C8H4O4)(C12H8N2)(H2O)]n / Kristalna struktura novog Lančastog cik-cak Cu(II) kompleksa sa tereftalato i 1,10-fenantrolin ligandima, [Cu(C8H4O4)(C12H8N2)(H2O)]n
(Serbian Chemical Society, 2004)
X-Ray crystal structure analysis of the complex [Cu(tpth)(phen)(H2O)]n, where tpht is the dianion of terephthalic acid and phen is 1,10-phenanthroline showed that two crystallographically different, but chemically identical ...
Electrochemical deposition and characterization of zinc-nickel alloys deposited by direct and reverse current / Elektrohemijsko taloženje i karakterizacija legura cink-nikal dobijenih konstantnom i reversnom strujom
(Serbian Chemical Society, Belgrade, 2005)
Zn-Ni alloys electrochemically deposited on steel under various deposition conditions were investigated. The alloys were deposited on a rotating disc electrode and on a steel panel from chloride solutions by direct and ...