Browsing by Author "Kose, Muhammet"
Now showing items 1-15 of 15
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Antiproliferative, antioxidant, computational and electrochemical studies of new azo-containing Schiff base ruthenium(II) complexes
Inan, Ayse; Ikiz, Mesut; Tayhan, Secil Erden; Bilgin, Sema; Genc, Nusret; Sayin, Koray; Ceyhan, Gokhan; Kose, Muhammet; Dag, Ayse; Ispir, Esin (ROYAL SOC CHEMISTRY, 2018)A new series of ruthenium(II) complexes 7-11 containing the -N=N-group are synthesized and characterized via elemental analysis, and IR, UV-visible and H-1-C-13 NMR spectroscopy. The solid-state structures of 2, 6 and 9 ... -
Computational and experimental studies of 2-[(E)-hydrazinylidenemethyl]-6-methoxy-4-[(E)-phenyldiazenyl]phenol and its tautomers
Sayin, Koray; Kurtoglu, Nurcan; Kose, Muhammet; Karakas, Duran; Kurtoglu, Mukerrem (ELSEVIER SCIENCE BV, 2016)A new azo-chromophore group containing a hydrazine-Schiff base compound, 2-[(E)-hydrazinylidenemethyl]-6-methoxy-4-[(E)-phenyldiazenyl]phenol, was synthesized and structurally characterized by single crystal X-ray diffraction ... -
Half-sandwich Ruthenium(II) arene complexes bearing the azo-azomethine ligands: Electrochemical, computational, antiproliferative and antioxidant properties
Inan, Ayse; Sunbul, Ali Burak; Ikiz, Mesut; Tayhan, Secil Erden; Bilgin, Sema; Elmastas, Mahfuz; Sayin, Koray; Ceyhan, Gokhan; Kose, Muhammet; Ispir, Esin (ELSEVIER SCIENCE SA, 2018)Three novel azo-azomethine ligands have been synthesized in an accomplished one-pot synthesis protocol. The mononuclear Ru(II) complexes of these azo-azomethine dyes were prepared and characterized by the combination of ... -
New diazo-containing phenolic oximes: structural characterization, computational studies, and solvent extraction of Cu(II), Ni(II), and Zn(II) ions
Karabork, Muharrem; Kirpik, Hilal; Sayin, Koray; Kose, Muhammet (SCIENTIFIC TECHNICAL RESEARCH COUNCIL TURKEY-TUBITAK, 2019)In the current study, four new phenolic oxime ligands (HL1ox-HL4ox) containing diazo groups (-N=N-) were synthesized and used for liquid-liquid extraction of heavy metal ions [Cu(II), Ni(II), and Zn(II)]. The new compounds ... -
New fluorescent azo-Schiff base Cu(II) and Zn(II) metal chelates; spectral, structural, electrochemical, photoluminescence and computational studies
Purtas, Fatih; Sayin, Koray; Ceyhan, Gokhan; Kose, Muhammet; Kurtoglu, Mukerrem (ELSEVIER SCIENCE BV, 2017)A new Schiff base containing azo chromophore group obtained by condensation of 2-hydroxy-4-[(E)phenyldiazenyl]benzaldehyde with 3,4-dimethylaniline (HL) are used for the syntheses of new copper(II) and zinc(II) chelates, ... -
The new O, O and N, O type ligands and their Cu(II) and Ni(II) complexes: Crystal structure, absorption-emission properties and superoxide dismutase mimetic studies
Kose, Reyhane; Gungor, Seyit Ali; Kariper, Sultan Erkan; Kose, Muhammet; Kurtoglu, Mukerrem (ELSEVIER SCIENCE SA, 2017)In this study, two new O, O type azo-aldehydes (HL1 and HL2), their N, O type salicylaldoxime derivatives containing azo chromophore group (HL3 and HL4) and Cu(II) and Ni(II) complexes were synthesized and characterized ... -
A novel azo-aldehyde and its Ni(II) chelate; synthesis, characterization, crystal structure and computational studies of 2-hydroxy-5-{(E)-[4-(propan-2-yl)phenyl]diazenyl}benzaldehyde
Eren, Tugba; Kose, Muhammet; Sayin, Koray; McKee, Vickie; Kurtoglu, Mukerrem (ELSEVIER SCIENCE BV, 2014)A novel azo-salicylaldeyde, 2-hydroxy-5-{(E)-[4-(propan-2-yl)phenyl]diazenyl} benzaldehyde and its Ni(II) chelate were obtained and characterized by analytical and spectral techniques. Molecular structure of the azo ... -
A novel azo-azomethine based fluorescent dye and its Co(II) and Cu(II) metal chelates
Kurtoglu, Gulbahar; Avar, Baris; Zengin, Huseyin; Kose, Muhammet; Sayin, Koray; Kurtoglu, Mukerrem (ELSEVIER SCIENCE BV, 2014)Cobalt(II) and copper(II) complexes of a novel Schiff base ligand containing two -N=N- chromophore groups, derived from the condensation of 2-hydroxy-5-[(E)-phenyldiazenyl]benzaldehyde with p-aminoazobenzene were synthesized ... -
Pamoic acid esters and their xanthene derivatives: Flourimetric detection of nitroaromatic compounds and non-linear optical properties
Gungor, Seyit Ali; Sahin, Irfan; Gungor, Ozge; Kariper, Sultan Erkan; Tumer, Ferhan; Kose, Muhammet (ELSEVIER SCIENCE SA, 2018)In this study, four pamoic acid esters and a dibenzoxanthene derivative of pamoic acid ester were prepared and characterized by the analytical and spectroscopic methods Molecular structure of the synthesized compounds were ... -
Preparation, spectral, X-ray powder diffraction and computational studies and genotoxic properties of new azo-azomethine metal chelates
Bitmez, Sirin; Sayin, Koray; Avar, Baris; Kose, Muhammet; Kayraldiz, Ahmet; Kurtoglu, Mukerrem (ELSEVIER SCIENCE BV, 2014)A new tridentate azo-azomethine ligand, N'-[{2-hydroxy-5-[(4-nitrophenyl)diazenyl]phenl}methylidene]benzohydrazidemonohydrate, (sbH center dot H2O) (1), is prepared by condensation of benzohydrazide and 2-hydroxy-5-[(4-n ... -
Spectral, structural and quantum chemical computational and dissociation constant studies of a novel azo-enamine tautomer
Gozel, Asuman; Kose, Muhammet; Karakas, Duran; Atabey, Hasan; McKee, Vickie; Kurtoglu, Mukerrem (ELSEVIER SCIENCE BV, 2014)We report here the synthesis of (6Z)-4-[(E)-(4-ethylphenyl)diazenyl]11-6-[[(2-hydroxy-5-methylphenyl)aminolmethylidene}cyclohexa-2,4-dien-1-one by the condensation reaction between 2-amino-4-methylphenol and 5-[(E)-(4-et ... -
Structural, computational and cytotoxic studies of square planar copper(II) complexes derived from dicyandiamide
Kose, Muhammet; Hepokur, Ceylan; Karakas, Duran; McKee, Vickie; Kurtoglu, Mukerrem (PERGAMON-ELSEVIER SCIENCE LTD, 2016)In this study, two new copper(II) complexes, [Cu(L-1)(2)](ClO4)(2) and [Cu(L-2)(2)](ClO4)(2) derived from dicyandiamide were synthesized and characterized by the analytical and spectroscopic methods such as elemental ... -
Synthesis of two new azo-azomethines; spectral characterization, crystal structures, computational and fluorescence studies
Eskikanbur, Sevgi; Sayin, Koray; Kose, Muhammet; Zengin, Huseyin; McKee, Vickie; Kurtoglu, Mukerrem (ELSEVIER SCIENCE BV, 2015)This study describes the preparation, characterization and the photoluminescence properties of novel azo-azomethines (2-{(E)-[(4-ethylphenyl)imino]methyl}-4-[(E)-phenyldiazenyl]phenol, HL1 and 2-{(E)-[(3-ethylphenyl)imin ... -
Synthesis, characterization and antimicrobial studies of 2-{(E)-[(2-hydroxy-5-methylphenyl)imino]methyl}-4-[(E)-phenyldiazenyl] phenol as a novel azo-azomethine dye
Kose, Muhammet; Kurtoglu, Nurcan; Gumussu, Ozkan; Tutak, Mustafa; McKee, Vickie; Karakas, Duran; Kurtoglu, Mukerrem (ELSEVIER SCIENCE BV, 2013)A novel dye, 2-{(E)-[(2-hydroxy-5-methylphenyl)imino]methyl}-4-[(E)-phenyldiazenyl]phenol dye was synthesized by the condensation reaction of 2-hydroxy-5-[(E)-phenyldiazenyl]benzaldehyde with 2-amino-4-methylphenol in ... -
Synthesis, characterization and non-linear optical properties of two mononuclear Cu(II) complexes of 2,6-bis(1-butylbenzimidazol-2-yl)pyridine
Kose, Muhammet; Ceyhan, Gokhan; Karakas, Duran (TAYLOR & FRANCIS LTD, 2016)Two copper(II) complexes, [Cu(L)(N-3)(2)]MeOH and [Cu(L)(NCS)(2)]MeOH, were prepared and characterized by spectroscopic, analytical, and quantum chemical studies, where L is 2,6-bis(1-butylbenzimidazol-2-yl)pyridine. X-ray ...