Yazar "Guveli, Sukriye" için listeleme
-
5-Methyl-2-hydroxy-acetophenone-S-methyl-thiosemicarbazone and its nickel-PPh3 complex. Synthesis, characterization, and DFT calculations
Guveli, Sukriye; Kilic-Cikla, Isin; Ulkuseven, Bahri; Yavuz, Metin; Bal-Demirci, Tulay (Elsevier Science Bv, 2018)A tridentate Schiff base ligand (5-methyl-2-hydroxy-acetophenone-S-methyl-thiosemicarbazone, H2L) and its mononuclear nickel complex, [NiL(PPh3)], were obtained and characterized by spectroscopic techniques. Structural ... -
5-Methyl-2-hydroxy-acetophenone-thiosemicarbazone and its nickel(II) complex: Crystallographic, spectroscopic (IR, NMR and UV) and DFT studies
Kilic-Cikla, Isin; Guveli, Sukriye; Yavuz, Metin; Bal-Demirci, Tulay; Ulkuseven, Bahri (Pergamon-Elsevier Science Ltd, 2016)A new 5-methyl-2-hydroxy-acetophenone-thiosemicarbazone ligand (L) and its nickel(II) complex [Ni(L)(PPh3)] were synthesized. The crystal structure of free ligand and its complex has been determined by single crystal X-ray ... -
Divalent nickel complexes of thiosemicarbazone based on 5-bromosalicylaldehyde and triphenylphosphine: Experimental and theoretical characterization
Guveli, Sukriye; Özdemir, Namık; Ulkuseven, Bahri; Bal-Demirci, Tulay (Pergamon-Elsevier Science Ltd, 2016)Two nickel(II) complexes containing 5-bromosalicylidene-N-methyl-S-methyl-isothiosemicarbazone (H(2)SMeNMeTsc) and 5-bromosalicylidene-N-methyl-thiosemicarbazone (H(2)NMeTsc) with triphenylphosphine were synthesized. The ... -
Electrochemistry and structural properties of new mixed ligand nickel(II) complexes based on thiosemicarbazone
Guveli, Sukriye; Koca, Atif; Özdemir, Namık; Bal-Demirci, Tulay; Ulkuseven, Bahri (Royal Soc Chemistry, 2014)Mixed ligand nickel(II) complexes of 5-chloro-2-hydroxybenzophenone-N-R-thiosemicarbazone (R: -CH3 (L-1), -CH2-CH=CH2 (L-II)) and triphenylphosphine were synthesized. The structures of the complexes were characterized by ... -
Quantum-chemical, spectroscopic and X-ray diffraction studies on nickel complex of 2-hydroxyacetophenone thiosemicarbazone with triphenylphospine
Guveli, Sukriye; Özdemir, Namık; Bal-Demirci, Tuelay; Ulkuseven, Bahri; Dinçer, Muharrem; Andac, Omer (Pergamon-Elsevier Science Ltd, 2010)Reaction of 2-hydroxyacetophenone thiosemicarbazone with [Ni(PPh(3))(2)Cl(2)] in optimized conditions afforded a mixed ligand complex with an isolated triphenylphosphine molecule. The structure was characterized by elemental ... -
Spectroscopic, electrochemical and X-ray diffraction studies on nickel(II)-complexes of acetophenone thiosemicarbazones substituted six-carbon groups
Guveli, Sukriye; Özdemir, Namık; Koca, Atif; Bal-Demirci, Tulay; Ulkuseven, Bahri (Elsevier Science Sa, 2016)Reactions of [Ni(PPh3)(2)Cl-2] with 3-Bromo-5-chloro-2-hydroxyacetophenone-N-4-hexyl ((LH2)-H-1), cyclohexyl (L2H2) and phenyl ((LH2)-H-3)-thiosemicarbazones resulted in four coordinated (ONSP) nickel(II) complexes, ... -
Supramolecular nickel complex based on thiosemicarbazone. Synthesis, transfer hydrogenation and unexpected thermal behavior
Guveli, Sukriye; Bal-Demirci, Tulay; Ulkuseven, Bahri; Özdemir, Namık (Pergamon-Elsevier Science Ltd, 2016)The cationic thiosemicarbazone complex of nickel containing triphenylphosphine as coligand was synthesized through the isopropanol-assisted hydrogen transfer reaction. The thiosemicarbazone ligand (LH2) and its cationic ... -
X-ray diffraction, spectroscopic and DFT studies on nickel(II)-triphenylphosphine complexes of 2-hydroxyacetophenone thiosemicarbazones
Kilic-Cikla, Isin; Guveli, Sukriye; Bal-Demirci, Tulay; Aygun, Muhittin; Ulkuseven, Bahri; Yavuz, Metin (Pergamon-Elsevier Science Ltd, 2017)This work presents a combined experimental and theoretical study on new synthesized ONN and ONS chelating 2-hydroxyacetophenone thiosemicarbazone ligands and their nickel(II) complexes with triphenylphosphine co-ligand. ...
