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Reactions of α-4(20)-epoxy-5-O-mesyltriacetyltaxicine I induced by Bf3·Et2O/Bu4NBr / Reakcije α-4(20)-epoksi-5-O-meziltriacetiltaksicina I sa tetrabutilamonijum-bromidom u prisustvu bortrifluorid-eterata
(Serbian Chemical Society, 2006)
The reaction of α-4(20)-epoxy-5-O-mesyltriacetyltaxicine I (2) with BF3·Et2O/Bu4NBr can give rise to 4 different products. Each of these products can be obtained selectively, under the appropriate reaction conditions.
Phytochemical investigation of Anthemis cotula / Фитохемијско испитивање биљне врсте Anthemis cotula
(Serbian Chemical Society, 2006)
The investigation of roots of Anthemis cotula (Asteraceae) from east Serbia revealed, in addition to polyacetylenes previously isolated from the same species, three prenylated 4-hydroxyacetophenones, detected for the first ...
Sušenje rastvora i suspenzija u pokretnom sloju inertnih čestica / Drying оf suspensions in moving bed of inert particles
(Универзитет у Београду, Технолошко-металуршки факултет, 2006)
Sušеnjе је оpеrаciја kоја је vеоmа zаstuplјеnа u hеmiјskој, prеhrаmbеnој i fаrmаcеutskој industriјi i kао tаkvа prеdstаvlја znаčајnоg kоrisnikа еnеrgiје. Izbоr аdеkvаtnоg sistеmа zа sušеnjе је slоžеn prоcеs i zаhtеvа pоtpunо ...
Development of the heating system using geothermal energy
(Belgrade : Vinča Institute of Nuclear Sciences, 2006)
The paper presents the results achieved by the project financed by Ministry of Science and Environmental Protection of Serbia during the period 2003-2005. The purpose of the project was determination methodology for designing ...
Preparation of sedimentary organic matter concentrates by microbiological methods / Pripremanje koncentrata organske supstance primenom mikrobioloških metoda
(Acta biologica iugoslavica - serija B: Mikrobiologija, 2006)
Investigation on combined bacterial demineralization of sediments i.e. removal of silicates (desilicification) by Bacillus circulans and removal of pyrite (depyritization) by Acidithiobacillus ferrooxidans are reviewed in ...
Reduction of carbon monoxide emission from a solid-fuel thermo-accumulation furnace
(VINCA Institute of Nuclear Sciences, 2006)
Many households in Serbia, using electric thermo-accumulation furnaces for heating, have been forced to find an alternative solution, due to a significant increase in electricity prices during the last decade. A possible ...
The correlation between biosorption with Aureobasidium pullulans strain CH-1 and polymer sorption on poly(GMA-CO-EGMA)-en of heavy metals from waste waters / Poređenje biosorpcije sa Aureobasidium pullulans soj CH-1 i polimer sorpcije na Poli(GMA-co-EGMA)teških metala iz otpadnih voda
(Acta biologica iugoslavica - serija B: Mikrobiologija, 2006)
The intact microbial cells as well as derived microbial products can be highly efficient bioacummulators of both soluble and participate forms of metals, especially from dilute external concentrations (1,2). The reason for ...
Synthesis of porous poly(methylmetacrylate) / Sinteza poroznog poli(metilmetakrilata)
(Društvo inženjera plastičara i gumara, Beograd, 2006)
A synthesis of porous poly(methylmetacrylate) in suspension has been done in this paper. Ethylene glycol dimethacrylate has been used as a crosslinker poly(vinyl-pyrrolidone) as a protective colloid, and a benzoyl peroxide ...
Porous poly(methylmethacrylate) and poly(methylmethacrylate-co-acrylamide) / Porozni poli(metilmetakrilat) i poli(metilmetakrilat-co-akrilamid)
(Association of Chemical Engineers of Serbia, 2006)
The characteristics of two types of porous polymers: poly(methyl methacrylate) and copolymers of methyl methacrylate and acrylamide were investigated in this study. Poly(methyl methacrylate) was synthesized in suspension, ...
Further guaianolides from Amphoricarpos neumayeri ssp murbeckii from Montenegro
(Verlag Z Naturforsch, Tubingen, 2006)
The aerial parts of Amphoricarpos neumayeri ssp. murbeckii afforded eleven guaianolides with the same relative (1 alpha H,4 beta H,5 alpha H, 7 alpha H) configuration of the basic skeleton. All of them contained a CH2OX ...