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Приказ резултата 11-20 од 376
Acid-catalyzed and photolytic reactivity of some unsaturated B-nor-5, 10-secosteroidal ketones / Kiselo-katalizovana i fotolitička reaktivnost nekih nezasićenih B-nor-5,10-sekosteroidnih ketona
(Serbian Chemical Society, 2003)
The acid-catalyzed reaction of (Z)- and (E)-B-nor-5,10-seco-ketones 2 and 3 resulted in an intramolecular cyclization to give the 5-hydroxy-A-nor-1β,5β-10(19)-methylidene derivative 8, the 5β-hydroxy-A-nor-1(10)-unsaturated ...
Activity of some disiloxanes toward the cation exchange resin-catalyst in the siloxane equilibration reaction / Aктивност дисилоксана према катјонској јоноимењивачкој смоли - катализатору реакције силоксанске еквилибрације
(Belgrade : Serbian Chemical Society, 2000)
The relative activities of four disiloxanes toward the cation exchange resin, which was used as an equilibration catalyst, were determined in such a way that the equilibrium initialy present in an arbitrary chosen equilibrate ...
Characterization of electrochemically synthesized pani on graphite electrode for potential use in electrochemical power sources / Elektrohemijska sinteza i karakterizacija elektrode od polianilina za potencijalnu upotrebu u elektrohemijskim izvorima energije
(Belgrade, Serbia : Engineering Society for Corrosion, 2009)
Polyaniline (PANI) on graphite electrode was synthesized electrochemically under galvanostatic condition at current density of 2.0 mA cm-2 from aqueous solution of 1.0 moldm-3 HCl and 0.25 mol dm-3 aniline monomer. ...
The synthesis of some unsaturated 4-substituted-g-lactones / Sinteza nekih nezasićenih 4-substituisanih-g-laktona
(Belgrade : Serbian Chemical Society, 2000)
The synthesis of conjugated and nonconjugated unsaturated 4-substituted lactones
of type 1 and 2 are described. The type 1 lactone was prepared by a two step
procedure employing Bredereck s reagent. The type 2 lactone ...
Revitalization and development of facilities for production of higher order petrochemical derivatives: Precondition for survival of Serbian petrochemical industry / Revitalizacija i razvoj proizvodnje derivata više faze dorade - preduslov opstanka Srpske petrohemijske industrije
(Institut za istraživanja i projektovanja u privredi, Beograd, 2009)
Development of petrochemical industry in Serbia has started in the early 70s of the last century. By disintegration of Yugoslavia the dimension of 'domestic' market for petrochemicals was first drastically reduced, what ...
A comparative thermomagnetic study of melt-spun Nd-Fe-B alloys with different Nd content
(International Institute for the Science of Sintering, Beograd, 2009)
Changes in the phase composition and magnetic properties of three types of commercial Nd-Fe-B alloys with different Nd content - low (10-12 wt%), near stoichiometric (21-25 wt%) and rich (26-29 wt%) caused by thermomagnetic ...
Hemijska društva - elektronska mreža Kraljevskog hemijskog društva, www.Chemsoc.Org
(Srpsko hemijsko društvo, Beograd, 2005)
Rubrika Hemija na internetu je u prošlom broju bila posvećena Kraljevskom hemijskom društvu - The Royal Society of Chemistry (RSC), kada je navedeno da će u ovom nastavku biti predstavljen poseban servis društva - ChemSoc. ...
Hemijska društva
(Srpsko hemijsko društvo, Beograd, 2004)
Pretraživanje literature VII
(Srpsko hemijsko društvo, Beograd, 2004)
Pretraživanje literature III
(Srpsko hemijsko društvo, Beograd, 2003)