Yazar "Ozdemir, Ismail" için listeleme
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N-Alkylation and N,C-Dialkylation of Amines with Alcohols in the Presence of Ruthenium Catalysts with Chelating N-Heterocyclic Carbene Ligands
Sahin, Zeynel; Gurbuz, Nevin; Ozdemir, Ismail; Sahin, Onur; Büyükgüngör, Orhan; Achard, Mathieu; Bruneau, Christian (Amer Chemical Soc, 2015)A series of new benzimidazolium salts and ruthenium(II) complexes containing chelating N-heterocyclic carbenes (NHCs) functionalized with a benzylic group and an acetal group were prepared. All of the synthesized compounds ... -
Novel ruthenium(II)-N-heterocyclic carbene complexes; synthesis, characterization and catalytic application
Yasar, Sedat; Karaca, Emine Ozge; Sahin, Caglar; Ozdemir, Ismail; Sahin, Onur; Büyükgüngör, Orhan (Elsevier Science Sa, 2015)The synthesis of highly active ruthenium(II) catalyst based on N-heterocyclic carbene (NHC) bearing alkyl and aryl groups is reported. The complexes are easily handled in very good yields via synthesis of silver -NHC ... -
Palladium Complexes with Tetrahydropyrimidin-2-ylidene Ligands: Catalytic Activity for the Direct Arylation of Furan, Thiophene, and Thiazole Derivatives
Karaca, Emine Ozge; Gurbuz, Nevin; Ozdemir, Ismail; Doucet, Henri; Sahin, Onur; Büyükgüngör, Orhan; Cetinkaya, Bekir (Amer Chemical Soc, 2015)The synthesis and characterization of novel 1,3-benzyl-3,4,5,6-tetrahydropyrimidin-2-ylidene-based N-hetero-cyclic carbene palladium(II) complexes (1a-d) were described. The crystal structure of trans-dichlorobis[1,3-bis ... -
Palladium N-heterocyclic carbene complexes: Synthesis, characterization and catalytic properties in amination
Ozdemir, Ismail; Demir, Serpil; Sahin, Onur; Büyükgüngör, Orhan; Cetinkaya, Bekir (Elsevier Science Sa, 2010)Transmetalation has proved to be a promising procedure to obtain NHC-metal complexes, which typically involves treatment of the imidazolium salt with Ag2O to form the Ag-NHC complex, followed by transmetalation to a species ... -
Preparation of a series of Ru(II) complexes with N-heterocyclic carbene ligands for the catalytic transfer hydrogenation of aromatic ketones
Gurbuz, Nevin; Ozcan, Emine Ozge; Ozdemir, Ismail; Cetinkaya, Bekir; Sahin, Onur; Büyükgüngör, Orhan (Royal Soc Chemistry, 2012)The reaction of [RuCl2(p-cymene](2) with Ag-N-heterocyclic carbene (NHC) complexes yields a series of [(p-cymene) Ru(NHC)] complexes (2a-f). All synthesised compounds were characterized by elemental analysis, NMR spectroscopy ... -
Synthesis and Catalytic Activity of Novel Benzimidazolinylidene-Ruthenium(II) Complexes
Demir, Serpil; Ozdemir, Ismail; Sahin, Onur; Cetinkaya, Bekir; Büyükgüngör, Orhan (Georg Thieme Verlag Kg, 2010)The reaction of [RuCl2(p-cymene)](2) with 1,3-dialkyl-benzimidazolium salts 1a-d in the presence of a small excess of cesium carbonate yields chelated eta(6)-arene, eta(1)-carbene ruthenium complexes 2a-d. All compounds ... -
Synthesis of palladium complexes derived from imidazolidin-2-ylidene ligands and used for catalytic amination reactions
Karaca, Emine Ozge; Gurbuz, Nevin; Sahin, Onur; Büyükgüngör, Orhan; Ozdemir, Ismail (Wiley, 2016)N-Aryl amination and the Buchwald-Hartwig reaction are of great synthetic and industrial interest and scientists accept their usefulness and versatility for obtaining arylamines. In this study Ag-N-heterocyclic carbene ... -
Synthesis, characterization and catalytic activity of novel N-heterocyclic carbene-palladium complexes
Dogan, Oznur; Gurbuz, Nevin; Ozdemir, Ismail; Cetinkaya, Bekir; Sahin, Onur; Büyükgüngör, Orhan (Royal Soc Chemistry, 2009)The reaction of Pd(OAc)(2) with 1-(benzhydryl)-3-(alkyl) benzimidazolium salts 1a-d yields trans-bis[1-(benzhydryl)-3-(alkyl)benzimidazolin-2-ylidene]dibromopalladium(II) complexes (2a-d) which were characterized by elemental ... -
A theoretical insight for solvent effect on myoglobin assay of W(CO)(4)L-2 type novel complexes with DFT/TDDFT
Ustun, Elvan; Demir, Serpil; Coskun, Feyzullah; Kaloglu, Murat; Sahin, Onur; Büyükgüngör, Orhan; Ozdemir, Ismail (Elsevier Science Bv, 2016)Novel tetracarbonyl complexes of type W(CO)(4)L-2 (L: 4-chlorobenzylimidazoline; 4-methylbenzylimidazoline; 3,5-dimethylbenzylimidazoline; 2,4,6-trimethylbenzylimidazoline; 2,3,5,6-tetramethylbenzylimidazoline) were ...
