Št. zadetkov: 7
Izvirni znanstveni članek
Oznake:
kataliza;paladij;Sonogashira reakcija;alkini;catalysis;palladium;Sonogashira reaction;alkyne;
Simultaneous introduction of two different palladium (pre)catalysts, one tuned to promote oxidative addition to (hetero)aryl bromide and another to activate terminal alkyne substrate, leads to productive Pd−Pd transmetalation, subsequent reductive elimination, and formation of disubstituted alkyne. ...
Leto:
2020
Vir:
Fakulteta za kemijo in kemijsko tehnologijo (UL FKKT)
Izvirni znanstveni članek
Oznake:
organska kemija;sinteza;organske sinteze;kataliza;cikloadicija;heterociklične spojine;heterociklični sistemi;heterocikli;derivati kinolona;kinoloni;azidi;azidokinoloni;terminalni alkini;triazoli;baker;cycloaddition;azides;quinoline-2,4(1H,3H)-diones;terminal alkynes;1,2,3-triazoles;
3-Azidoquinoline-2,4(1H,3H)-diones 1, which are readily available from 4-hydroxyquinolin-2(1H)-ones 4 via 3-chloroquinoline-2,4(1H,3H)-diones 5, afford, in copper(I)-catalyzed [3 + 2] cycloaddition reaction with terminal acetylenes, 1,4-disubstituted 1,2,3-triazoles 3 in moderate to excellent yields ...
Leto:
2011
Vir:
Fakulteta za kemijo in kemijsko tehnologijo (UL FKKT)
Izvirni znanstveni članek
Oznake:
klik kemija;azido skupina;kinolin-2,4-(1H,3H)-dioni;propargilna skupina;bis(1,2,3-triazol);click chemistry;azido group;quinoline-2,4(1H,3H)-diones;propargyl group;bis(1,2,3-triazole);
Derivatives of 3-(1H-1,2,3-triazol-1-yl)quinoline-2,4(1H,3H)-dione unsubstituted on quinolone nitrogen atom, which are available by the previously described four step synthesis starting from aniline, were exploited as intermediates in obtaining the title compounds. The procedure involves the introdu ...
Leto:
2018
Vir:
Fakulteta za kemijo in kemijsko tehnologijo (UL FKKT)
Raziskovalni podatki
Oznake:
sulfoksimini;sulfanilamidi;oksidacije;organska kemija;zelena kemija;
V doktorski disertaciji smo predstavili nove metode za oksidacijo in funkcionalizacijo relativno novih žveplo vsebujočih in potencialno biološko aktivnih funkcionalnih skupin, v veliki meri z ozirom na okolju prijazne vidike zelene kemije. Večina eksperimentov v tem delu se nanaša na sulfoksimine in ...
Leto:
2026
Vir:
Fakulteta za kemijo in kemijsko tehnologijo (UL FKKT)
Izvirni znanstveni članek
Oznake:
kataliza;paladij;ligand;karben;Sonogashira;mehanizem;masna spektrometrija;catalysis;palladium;carbene;mechanism;mass spectrometry;
A mesoionic bis(Py-tzNHC) palladium(II) complex catalyses "green" Sonogashira reaction through an unprecedented mechanism
Leto:
2016
Vir:
Repozitorij Univerze v Ljubljani (RUL)
Izvirni znanstveni članek
Oznake:
coordination;boron hydride;
We have developed an efficient and versatile approach for the synthesis of a family of 1,2,3-triazole-based mesoionic N-heterocyclic olefin (mNHO) ligands and investigated their coordination to palladium, gold, and boron hydride experimentally and computationally. We reacted mNHOs obtained through d ...
Leto:
2024
Vir:
Fakulteta za kemijo in kemijsko tehnologijo (UL FKKT)
Juran Kralj,
Aljoša Bolje,
Darija Stupin Polančec,
Ivana Steiner,
Tena Gržan,
Ana Tupek,
Nikolina Stojanović,
Stephan Hohloch,
Damijana Urankar,
Maja Osmak,
Biprajit Sarkar,
A. Brozović,
Janez Košmrlj
Izvirni znanstveni članek
Oznake:
piridil-mezoionski karbeni;protirakave substance;iridij;osmij;pyridyl-mesoionic carbenes;anticancer agents;iridium;osmium;
A series of cationic chlorido arene-iridium(III) and arene-osmium(II) complexes with bidentate pyridyl functionalized mesoionic carbenes (MIC) of the 1,2,3-triazol-5-ylidene type have been prepared. The variations in the ligand structures include the position of the pyridyl substituent relative to t ...
Leto:
2019
Vir:
Fakulteta za kemijo in kemijsko tehnologijo (UL FKKT)