Browsing by Author "Coruh, Ufuk"
Now showing items 1-20 of 23
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1-(Acetonyl)-3-(2-thienylmethyl)-4-(4H-1,2,4-triazol-4-yl)-1H-1,2,4-triazol-5(4H)-one
Ustabas, Resat; Coruh, Ufuk; Sancak, Kemal; Demirkan, Esra; Vazquez-Lopez, Ezequiel M. (Int Union Crystallography, 2007)… -
1-(benzoylmethyl)-4-[(2,4-dichlorobenzylidene)amino]-3-(2-thienylmethyl)4,5-dihydro-1H-1,2,4-triazol-5-one
Ustabas, Resat; Coruh, Ufuk; Sancak, Kemal; Uenver, Yasemin; Vazquez-Lopez, Ezequiel M. (Int Union Crystallography, 2007)The thiophene ring of the title compound, C22H16Cl2N4O2S, is disordered over two positions, corresponding to rotation of approximately 180 degrees about the single C-C bond, with occupancies approximately in a 4:1 ratio. ... -
1-acetonyl-4-(2,5-dimethyl-4H-1,2,4-triazol-4-yl)-3-(2-thienylmethyl)-1H-1,2,4-triazol-5(4H)-one
Ustabas, Resat; Coruh, Ufuk; Sancak, Kemal; Demirkan, Esra (Wiley-Blackwell, 2007)The thiophene ring of the title compound, C14H16N6O2S, is disordered over two positions, with a site-occupancy ratio of approximately 5:4, corresponding to rotation of approximately 180 degrees about the single C-C bond. ... -
1-acetonyl-4-(3,5-diethyl-4H-1,2,4-triazol-4-yl)-3-(2-thienylmethyl)-1H-1,2,4-triazol-5(4H)-one
Ustabas, Resat; Coruh, Ufuk; Sancak, Kemal; Dugdu, Esra; Vazquez-Lopez, Ezequiel M. (Int Union Crystallography, 2006)The title compound, C16H20N6O2S, has two similar independent molecules in the asymmetric unit, with planar triazole and thiophene rings. Intermolecular C-H center dot center dot center dot N and C-H center dot center dot ... -
(1RS,2SR,6SR,7SR)-4,10-dioxatricyclo[5.2.1.0(2,6)]dec-8-en-3-one
Ustabas, Resat; Salamci, Emine; Coruh, Ufuk; Vazquez-Lopez, Ezequiel M.; Yavuz, Metin (Int Union Crystallography, 2006)The asymmetric unit of the title compound, C8H8O3, contains two molecules. Each molecule involves one planar and two non-planar five-membered rings. -
2,2 '-[2,3-bis(1-formyl-2-naphthyloxymethyl)-but-2-ene-1,4-diyldioxy]bis(naphthalene-1-carbaldehyde)
Ustabas, Resat; Coruh, Ufuk; Er, Mustafa; Serbest, Kerim; Vazquez-Lopez, Ezequiel M. (Blackwell Publishing, 2006)The molecule of the title compound, C50H36O8, lies on an inversion centre. Intermolecular C-H center dot center dot center dot O hydrogen bonds result in the formation of an intricate three-dimensional network. -
2-Benzoylmethyl-4-[(2-benzylideneethylidene)amino]-5-(2-thienylmethyl)-2H-1,2,4-triazol-3(4H)-one
Ustabas, Resat; Uenver, Yasemin; Suleymanoglu, Nevin; Coruh, Ufuk; Sancak, Kemal (Int Union Crystallography, 2009)In the molecule of the title compound, C24H20N4O2S, the dihedral angle between the triazole and thiophene rings is 66.80 (4)degrees and the dihedral angle between the two benzene rings is 63.37 (4)degrees. An intramolecular ... -
2-Propylamino-5-[4-(2-hydroxy-3,5-dichlorobenzylideneamino) phenyl]-1,3,4-thiadiazole: X-ray and DFT-calculated structures
Suleymanoglu, Nevin; Ustabas, Resat; Alpaslan, Yelda Bingoel; Coruh, Ufuk; Karakus, Sevgi; Rollas, Sevim (Springer/Plenum Publishers, 2010)2-Propylamino-5-[4-(2-hydroxy-3,5-dichlorobenzylideneamino) phenyl]-1,3,4-thiadiazole, formulated as C18H16Cl2N4OS (I), was synthesized. The crystal and molecular structure of (I) have been determined by H-1-NMR, IR, and ... -
3,3 '-Bis(2-thienylmethyl)-4,4 '-(butane-1,4-diyl)bis(4,5-dihydro-1H-1,2,4-triazol-5-one)
Unver, Yasemin; Ustabas, Resat; Coruh, Ufuk; Sancak, Kemal; Vazquez-Lopez, Ezequiel M. (Int Union Crystallography, 2006)The title compound, C18H20N6O2S2, has a centre of symmetry. The thiophene ring makes an angle of 70.58 (6)degrees with the triazole ring. Molecules are linked via N-(HO)-O-... hydrogen bonds, forming a three-dimensional network. -
3,3 '-Dimethyl-4,4 '-(hexane-1,6-diyl)bis[1H-1,2,4-triazol-5(4H)-one]
Ustabas, Resat; Coruh, Ufuk; Unluer, Dilek; Hokelek, Tuncer; Ermis, Emel (Int Union Crystallography, 2010)The title compound, C12H20N6O2, has a centre of symmetry. The molecule consists of two triazole rings joined by an aliphatic -(CH2)(6)- chain. The crystal structure is stabilized by intermolecular N-H center dot center dot ... -
4-[(5-Nitrothiophen-2-ylmethylene)amino]5-(thiophen-2-ylmethyl)-1H-1,2,4-triazol-5(4H)-one
Ustabas, Resat; Coruh, Ufuk; Sancak, Kemal; Unver, Yasemin; Vazques-Lopez, Ezequiel M. (Int Union Crystallography, 2006)The title compound, C12H9N5O3S2, contains three planar rings. The triazole ring makes a dihedral angle of 3.88 (15)degrees with the nitrothiophene ring. Intra- and intermolecular hydrogen bonding is effective in stabilizing ... -
Crystal structure and DFT calculations of 2-napthalenecarboxamide,3 hydroxy-N(2-methylphenyi)
Erdonmez, Ahmet; Baba, Sibel A.; Agar, Erbil; Coruh, Ufuk (Int Union Crystallography, 2015)… -
Cyclooctane-1,2,5,6-tetrayl tetraacetate
Salamci, Emine; Ustabas, Resat; Coruh, Ufuk; Yavuz, Metin; Vazquez-Lopez, Ezequiel M. (Int Union Crystallography, 2006)In the title compound, C16H24O8, the cyclo-octane ring has a non-planar structure. Weak intermolecular C-H center dot center dot center dot O hydrogen bonding occurs in the crystal structure. -
(E)-4,4 '-(but-2-ene-1,4-diyldioxy)bis(3methoxybenzaldehyde)
Ustabas, Resat; Coruh, Ufuk; Sancak, Kemal; Er, Mustafa; Vazquez-Lopez, Ezequiel M. (Int Union Crystallography, 2007)… -
Experimental and Theoretical Studies of 4-[(4-Methyl-5-Phenyl-4H1,2,4-Triazol-3-Yl)Sulfanyl]Benzene-1,2-Dicarbonitrile
Coruh, Ufuk; Ustabas, Resat; Akcay, Hakki Turker; Mentese, Emre; Vazquez Lopez, Ezequiel M. (Soc Chemists Technologists Madeconia, 2016)In this study, 4-[(4-methy1-5-pheny1-4H-1,2,4-triazol-3-yl)sulfanyl]benzene-1,2-dicarbonitrile was synthesized and its molecular structure was characterized by means of FT-IR. and X-ray diffraction methods. The crystal is ... -
Oxime derivative unsymmetrical azine, its Ni(II), Cu(II) and Zn(II) complexes: Synthesis, spectroscopy and catecholase activity
Serbest, Kerim; Goktekin, Ozge; Karaoglu, Kaan; Zengin, Ali; Coruh, Ufuk (Wiley-Hindawi, 2018)1-[(Z)-{(2E)-[(3E)-3-(hydroxyimino)butan-lidene]hydrazinylidene}methyl]naphthalen -2-ol, H2L (3) was synthesized by the agents of 2-hydroxy-1-naphtaldehyde, 2,3-butanedione monoxime and hydrazine in two steps. The structures ... -
Removal of Cu2+ From Copper Flotation Waste Leachant Using Sepiolite: Full Factorial Design Approach
Coruh, Semra; Geyikci, Feza; Coruh, Ufuk (Acad Sci Czech Republic Inst Rock Structure & Mechanics, 2013)Copper flotation waste which is the product pyrometalurgical production of copper from copper ores contains materials such as iron, alumina, calcium oxide, silica, etc. Copper flotation waste generally contains a significant ... -
A spectroscopic study on new phthalonitrile derivative and its computational background: 4-[(4,5-Diphenyl-4H-1,2,4-triazol-3-yl)sulfanyl]benzene-phthalonitrile
Akcay, Hakki Turker; Coruh, Ufuk; Bayrak, Riza; Mentese, Emre; Vazquez Lopez, Ezequiel M. (Elsevier Science Bv, 2017)Heterocyclic phthalonitrile derivatives are important precursors in synthesis of new photoactive phthalocyanine compounds. In this study, novel phthalonitrile compound bearing triazole moiety was synthesized and characterized ... -
Spectroscopic, electrochemical, theoretical characterization and biological evaluation of a ferrocenyl-substituted unsymmetric azine ligand and its Cu(II) complex
Ozel, Arzu; Karaoglu, Kaan; Serbest, Kerim; Gurcan, Nihan; Emirik, Mustafa; Coruh, Ufuk (Taylor & Francis Ltd, 2016)Ferrocenyl-substituted unsymmetrical azine and its Cu(II) complex were prepared. The redox active ferrocene-based azine was obtained by condensation of 1-[(E)-hydrazono]-5-bromo-2-hydroxybenzene with ferrocene carboxaldehyde. ... -
Structure of (2E)-Ethyl 2-((4-(cyanomethoxy)benzylidene)hydrazono)-3,4-dimethyl-2,3-dihydrothiazole-5-carboxylate Studied by X-ray and DFT Calculations
Ustabas, Resat; Er, Mustafa; Tahtaci, Hakan; Coruh, Ufuk (Pleiades Publishing Inc, 2017)The molecular structure of (2E)-ethyl 2-((4-(cyanomethoxy)benzylidene)hydrazono)-3,4-dimethyl-2,3-dihydrothiazole-5-carboxylate was determined using X-ray diffraction. The crystals are triclinic: sp. gr. P (1) over bar; Z ...
