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Further degradation product of hyperforin from Hypericum perforatum (St. John's Wort)
(Elsevier, 2003)
Repeated examination of the aerial parts of Hypericum Perfomtum yielded a new degradation product of hyperforin (1) namely deoxyfurohyperforin A (2), together with the previously identified furohyperforin (3), furoadhyperforin ...
Dithiophenes and other constituents of roots of Centaurea nicolai
(Oxford : Pergamon-Elsevier Science Ltd, 2003)
Centaurea nicolai Bald. is an endemic species found in the Mediterranean part of Montenegro, and in Albania. Roots of C. nicolai were collected on the south slopes of mountain Rumija on the Adriatic coast of Montenegro.
Absorption in a three-phase fluidized bed II: Mass transfer investigations / Apsorpcija u koloni sa pokretnim punjenjem II - ispitivanja karakteristika prenosa Mase
(Association of Chemical Engineers of Serbia, 2003)
The absorption of carbon dioxide in aqueous diethanolamine solutions was carried out in a three-phase fluidized bed with inert spherical packing. The rate of absorption was calculated on the basis of measuring the concentration ...
Cloning of Saccharomyces cerevisiae MnSOD in Escherichia coli
(Balkan society for microbiologyTurkish micorbiological society, 2003)
Antimalarial, antimycobacterial and antiproliferative activity of phenyl substituted mixed tetraoxanes / Antimalarijska, antimikobakterijska i antiproliferativna aktivnost fenil-supstituisanih tetraoksana
(Serbian Chemical Society, 2003)
Mixed tetraoxanes of the 4"-phenyl-substituted cyclohexyl-spirotetraoxacyclohexyl- spirocholate series have been prepared and evaluated as possible antimalarials, antiproliferatives and antimycobacterials. The activity of ...
Regiospecificty in the heterocyclization of β-oxonitriles to 5-substituted 4-oxothiazolidine derivatives / Regiospecifičnost u heterociklizaciji β-oksonitrilado 5-supstituisanih 4-oksotiazolidinskih derivata
(Serbian Chemical Society, 2003)
Astudy on the regiospecificity of the base-catalyzed reaction of activated β-oxonitriles 1 with diethyl mercaptosuccinate affording the title compounds 3 is reported. Other competitive heterocyclic products, that is ...
Hydrogen bonding in push-pull 5-substituted-2-alkylidene-4-oxothiazolidines: 1H-MNR spectroscopic study / Vodonična veza u push-pull 5-supstituisanim 2-alkiliden-4-oksotiazolidinima: 1H-NMR spektroskopsko proučavanje
(Serbian Chemical Society, 2003)
Application of dynamic 1H-NMR spectroscopy added to the understanding of the hydrogen bonds existing in the structurally related 5-substituted-2-alkylidene-4-oxothiazolidines in polar and apolar solvents. The equilibrated ...
Akinetic study of the depyritization of oil shale HCl-kerogen concentrate by Thiobacillus ferrooxidans at different temperatures / Kinetičko proučavanje depiritizacije HCL-kerogenskog koncentrata bituminoznog škriljca pomoću Thiobacillus ferrooxidans na različitim temperaturama
(Serbian Chemical Society, 2003)
The results of kinetic studies of bacterial depyritization of HCl-kerogen concentrate of Aleksinac (Serbia) oil shale by the chemolithoautotrophic thionic bacteria Thiobacillus ferrooxidans under discontinuous laboratory ...
Oil pollutants in alluvial sediments - influence of the intensity of contact with ground waters on the effect of microorganisms / Naftni zagađivači u aluvijalnim sedimentima - uticaj intenziteta kontakta sa podzemnim vodama na dejstvo mikroorganizama
(Serbian Chemical Soc, Belgrade, 2003)
The influence of the intensity of interaction between oil pollutants and ground waters in alluvial sediments on the effect of microbial activity was investigated in this work. The study was based on a comparison of detailed ...
Effect of temperature on the methanol oxidation at supported Pt and PtRu catalysts in alkaline solution
(Elsevier, 2003)
The effect of temperature on the kinetics of methanol oxidation on supported 47.5 wt% Pt, 54 and 33.5 wt% Pt/Ru catalysts was studied in 0.1 M NaOH at 295, 313 and 333 K using thin-film rotating disk electrode (RDE) method. ...