Browsing by Author "Yavuz, Metin"
Now showing items 1-20 of 44
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1-Benzoylmethyl-3-(2-thienylmethyl)-4-(2-thienylmethyleneamino)-1H-1,2,4-triazol-5(4H)-one
Tanak, Hasan; Yavuz, Metin; Lagap, Zeliha; Büyükgüngör, Orhan (Int Union Crystallography, 2010)In the title compound, C20H16N4O2S2, one of the thiophene rings is disordered [occupancy ratio 0.710 (4): 0.290 (4)] and the disorder is of the flip type. An intramolecular C-H center dot center dot center dot O hydrogen ... -
(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-[(2,4-Dimethylphenyl)iminomethyl]-3,5-dimethoxyphenol
Tanak, Hasan; Alpaslan, Yelda Bingoel; Yavuz, Metin; Agar, Erbil; Ersahin, Ferda; Büyükgüngör, Orhan (Wiley-Blackwell, 2009)X-ray analysis reveals that the title Schiff base compound, C(17)H(19)NO(3), possesses both OH and NH tautomeric character in its molecular structure. The occupancies of the enol and keto tautomers are 0.62 (3) and 0.38 ... -
2-[(2,4-Dimethylphenyl)iminomethyl]-6-methylphenol
Tanak, Hasan; Ersahin, Ferda; Agar, Erbil; Yavuz, Metin; Büyükgüngör, Orhan (Wiley-Blackwell, 2009)The title compound, C16H17NO, is a Schiff base which adopts the phenol-imine tautomeric form in the solid state. The molecule is almost planar, with a dihedral angle of 4.61 (4)degrees between the aromatic rings. The ... -
2-Amino-4-nitrophenol monohydrate
Tanak, Hasan; Ersahin, Ferda; Yavuz, Metin; Büyükgüngör, Orhan (Int Union Crystallography, 2010)The title compound, C6H6N2O3 center dot H2O, crystallizes with two formula units in the asymmetric unit. The molecules are essentially planar with the nitro groups twisted slightly out of the ring planes [maximum deviations ... -
2-Hydroxy-5-nitrobenzaldehyde
Tanak, Hasan; Macit, Mustafa; Yavuz, Metin; Isik, Samil (Wiley-Blackwell, 2009)The title compound, C(7)H(5)NO(4), is essentially planar, with a maximum deviation from the mean plane of 0.0116 (11) angstrom for the hydroxy O atom. The molecular and crystal structure are stabilized by intra-and ... -
2-Methyl-6-[2-(trifluoromethyl)phenyliminomethyl]phenol
Tanak, Hasan; Yavuz, Metin; Büyükgüngör, Orhan (Wiley-Blackwell, 2009)The title compound, C(15)H(12)F(3)NO, is a Schiff base which adopts the phenol-imine tautomeric form in the solid state. The dihedral angle between the aromatic rings is 38.79 (5)degrees. The molecular structure is stabilized ... -
4-(2,3-Dihydroxybenzylideneamino)-3-methyl-1H-1,2,4-triazol-5(4H)-one
Tanak, Hasan; Koysal, Yavuz; Yavuz, Metin; Isik, Samil; Gul, Guelsah (Wiley-Blackwell, 2009)All the non-H atoms of the title compound, C(10)H(10)N(4)O(3), are almost coplanar, the maximum deviation from planarity being 0.065 (3) angstrom. The dihedral angle between the aromatic rings is 1.66 (6)degrees. The ... -
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 ... -
Aşırı ince yapı sabitinin elektrik çok-kutup momentler cinsinden hesaplanması / Zarife Sibel Gül; Danışman Metin Yavuz
Gül, Zarife Sibel (Ondokuz Mayıs Üniversitesi, Fen Bilimleri Enstitüsü, 2006)Dış manyetik alanın olmadığı durumda bir atom; sıkı yüklü bir çekirdek ve çekirdek etrafında üretilen merkezi Coulomb alanında düzenlenmiş bir elektron sistemi olarak tanımlanır. Eğer elektronların sıfırdan büyük bir toplam ... -
Bazı organik ve inorganik bileşiklerin GAMA ve UV ile ışınlandığında oluşan paramanyetik bozuklukların EPR spektroskopisi ile incelenmesi / Metin Yavuz; Danışman Fevzi Köksal.
Yavuz, Metin (Ondokuz Mayıs Üniversitesi, Fen Bilimleri Enstitüsü, 1994)Bu çalışmada bazı organik ve inorganik bileşikler gama ve uv ile ışınlanmış, oluşan radikallerin değişik ortam ve sıcaklıklardaki EPR incelemeleri yapılmıştır. İncelenen örnekler üç gruba ayrılmıştır. Birinci grupta daha ... -
[C15H9F2NO2], [C11H7BrFNS], [C14H11CIN2O4] ve [C15H16N2O6] tek kristallerin deneysel ve teorik olarak incelenmesi / Gönül Sevde Öv Bodur; tez danışmanı Metin Yavuz
Bodur, Gönül Sevde Öv (Ondokuz Mayıs Üniversitesi, Fen Bilimleri Enstitüsü, 2017)… -
C21H26FNO, C32H46N2O2 ve C22H28INO moleküllerinin x-ışınları ve bazı spektroskopik yöntemlerle özelliklerinin incelenmesi / Ebru Ergüzeloğlu ; Danışman Metin Yavuz.
Ergüzeloğlu, Ebru (Ondokuz Mayıs Üniversitesi, Fen Bilimleri Enstitüsü, 2019)… -
C??H??BrFN?O? C??H??BrFNO? ve C??H??BrFN?O? moleküllerinin x-ışınları ve bazı spektroskopik yöntemlerle özelliklerinin incelenmesi / Sedanur Kalecik ; Danışman Metin Yavuz.
Kalecik, Sedanur (Ondokuz Mayıs Üniversitesi, Fen Bilimleri Enstitüsü, 2018)… -
Combined Experimental and Computational Modeling Studies on 4-[(2-Hydroxy-3-methylbenzylidene)amino]-1,5-dimethyl-2-phenyl-1,2-dihydro-3H-pyrazol-3-one
Tanak, Hasan; Agar, Aysen; Yavuz, Metin (Wiley, 2011)The Schiff base compound, 4-[(2-hydroxy-3-methylbenzylidene)amino]-1,5-dimethyl-2-phenyl-1,2-dihydro-3H-pyrazol-3-one, has been synthesized and characterized by IR, UV-vis, and X-ray single-crystal determination. Molecular ... -
Crystal Structure of 2-((E)-(5-Bromo-2-hydroxybenzylidene)hydrazono)-1,2-diphenylethanone(1)
Kaynar, Nihal Kan; Yavuz, Metin; Tanak, Hasan; Sahin, Songul; Büyükgüngör, Orhan; Agar, Erbil (Pleiades Publishing Inc, 2018)The molecular structure of the title compound, C(21)H(15)Br(1)N(2)O2, was characterized by single crystal X-ray diffraction. The compound crystallizes in the triclinic sp. gr. P & Unknown; with Z = 2. The molecule is not ... -
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. -
Density functional computational studies on (E)-2-[(2-Hydroxy-5-nitrophenyl)-iminiomethyl]-4-nitrophenolate
Tanak, Hasan; Yavuz, Metin (Springer, 2010)Density functional calculations of the structure, atomic charges, molecular electrostatic potential and thermodynamic functions have been performed at B3LYP/6-31G(d,p) level of theory for the title compound (E)-2-[(2-hyd ... -
Density functional modelling studies on N-2-Methoxyphenyl-2-oxo-5-nitro-1-benzylidenemethylamine
Yavuz, Metin; Tanak, Hasan (Elsevier, 2010)Density functional calculations of the structure, molecular electrostatic potential and thermodynamic functions have been performed at B3LYP/6-31G(d) level of theory for the title compound of N-2-Methoxyphenyl-2-oxo-5-ni ...
