Browsing by Author "Hökelek, Tuncer"
Now showing items 1-20 of 89
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11-Butyl-3-methoxy-11H-benzo[a]carbazole
Ergün, Yavuz; Gündoğdu, Cevher; Tercan, Barış; Ermiş, Emel; Hökelek, Tuncer (Wiley-Blackwell, 2010)The title compound, C(21)H(21)NO, consists of a carbazole skeleton with a methoxybenzene ring fused to the carbazole, and a butyl group attached to the carbazole N atom. The carbazole skeleton is nearly planar [maximum ... -
2-Methyl-5-nitro-1H-benzimidazol-6-amine dihydrate
Dinçer, Sebla; Dal, Hakan; Hökelek, Tuncer (Wiley-Blackwell, 2011)The title benzimidazole molecule, C8H8N4O2 center dot 2H(2)O, is planar with a maximum deviation of 0.079 (2) angstrom (for one of the O atoms in the nitro group). It crystallized as a dihydrate and intermolecular O-H ... -
3,3 '-Dimethyl-4,4 '-(hexane-1,6-diyl)bis[1H-1,2,4-triazol-5(4H)-one]
Ustabaş, Resat; Coruh, Ufuk; Ünlüer, Dilek; Hökelek, Tuncer; Ermiş, Emel (Wiley-Blackwell, 2010)The title compound, C(12)H(20)N(6)O(2), has a centre of symmetry. The molecule consists of two triazole rings joined by an aliphatic -(CH(2))(6)- chain. The crystal structure is stabilized by intermolecular N-H center dot ... -
4 ',4 ',6 ',6 '-tetrachloro-3,4-dihydro-3-(6-methylpyridin-2-yl)spiro-[1,3,2-benzoxazaphosphinine-2,2 '-(2 lambda(5),4 lambda(5),6 lambda(5)-cylotriphosphazene)]
Tercan, B; Hökelek, Tuncer; Dal, Hakan; Süzen, Yasemin; Kılıç, Zeynep (Int Union Crystallography, 2004)The title compound, C13H12Cl4N5OP3, is a phosphazene derivative with a bulky substituted spirocyclic ring. The C3NPO spirocyclic ring has a twist-boat conformation, while the phosphazene ring has a very flattened boat ... -
4 ',4 ',6 ',6 '-Tetrachloro-3-(4,6-dimethylpyridin-2-yl)-3,4-dihydrospiro[1,3,2-benzoxazaphosphinine-2,2 '-(2 lambda(5),4 lambda(5),6 lambda(5)-cyclotriphosphazene)]
Caylak, N; Hökelek, Tuncer; Büyükgüngör, O; Dal, H; Suzen, YS; Kılıç, Z (Int Union Crystallography, 2005)The title compound, C14H14Cl4N5OP3, is a phosphazene derivative with a bulky substituent attached through a spiro junction. The C3NPO ring at the spiro junction has a twist boat conformation, while the phosphazene ring has ... -
4-[2-(2,2-Dimethyl-4,6-dioxo-1,3-dioxan-5-ylidene)hydrazin-1-yl]benzonitrile
Çolak, Naki; Yildirir, Yılmaz; Tercan, Barış; Ermiş, Emel; Hökelek, Tuncer (Wiley-Blackwell, 2010)In the title compound, C(13)H(11)N(3)O(4), the dioxane ring adopts an envelope conformation with the C atom bonded to the dimethyl group in the flap position [deviation = 0.613 (1) angstrom]. The nitrile group and the ... -
4-Methyl-N-(4-methylphenylsulfonyl)-N-phenylbenzenesulfonamide
Eren, B.; Demir, S.; Dal, Hakan; Hökelek, Tuncer (2014)The whole molecule of the title compound, C20H 19NO4S2, is generated by twofold rotational symmetry. The N atom is located on the twofold rotation axis and has a trigonal-planar geometry. It is bonded by two S atoms of two ... -
9-Benzyl-9H-carbazole
Uludağ, Nesimi; Ateş, Murat; Tercan, Barış; Ermiş, Emel; Hökelek, Tuncer (Wiley-Blackwell, 2010)The asymmetric unit of the title compound, C(19)H(15)N, contains two crystallographically independent molecules. In both molecules, the planar carbazole moieties [maximum deviations = 0.037 (4) and 0.042 (3) angstrom] are ... -
Aquabis(4-formylbenzoato-kappa O-2(1),O-1 ')bis(isonicotinamide-kappa N-1)cadmium(II) monohydrate
Hökelek, Tuncer; Yılmaz, Filiz; Tercan, Barış; Gürgen, Ferdi; Necefoğlu, Hacali (Int Union Crystallography, 2009)The asymmetric unit of the title Cd-II complex, [Cd(C8H5O3)(2)(-)(C6H6N2O)(2)(H2O)]center dot H2O, contains two 4-formylbenzoate (FB), two isonicotinamide (INA) ligands, one coordinated and one uncoordinated water molecule; ... -
Aquabis(isonicotinamide-kappa N-1)bis(4-methylbenzoato)-kappa O;kappa O-2,O '-cadmium(II) monohydrate
Necefoğlu, Hacali; Çimen, Efdal; Tercan, Barış; Süzen, Yasemin; Hökelek, Tuncer (Wiley-Blackwell, 2010)In the crystal structure of the title compound, [Cd(C8H7O2)(2)(C6H6N2O)(2)(H2O)]center dot H2O, the Cd-II cation is coordinated by two 4-methylbenzoate (PMB) anions, two isonicotinamide (INA) ligands and one water molecule ... -
Bis(isonicotinamide-kappa N-1)bis[4-(methylamino)benzoato]zinc(II) monohydrate
Hökelek, Tuncer; Dal, Hakan; Tercan, Barış; Aybirdi, Özgür; Necefoğlu, Hacali (Int Union Crystallography, 2009)In the title Zn-II complex, [Zn(C8H8NO2)(2)(C6H6N2O)(2)]center dot H2O, the Zn atom is coordinated by two 4-methylaminobenzoate (MAB) and two isonicotinamide (INA) ligands in a distorted trigonal-bipyramidal geometry; one ... -
Bis(mu-2-fluorobenzoato-1:2 kappa O-2:O ')(2-fluorobenzoato-1 kappa O-2,O ')(2-fluorobenzoato-2 kappa O)dinicotinamide-1 kappa N-1,2 kappa N-1-dizinc(II)-2-fluorobenzoic acid (1/1)
Hökelek, Tuncer; Yılmaz, Filiz; Tercan, Barış; Özbek, F. Elif; Necefoğlu, Hacali (Int Union Crystallography, 2009)The asymmetric unit of the title compound, [Zn-2(C7H4FO2)(4)(C6H6N2O)(2)]center dot C7H5FO2, consists of a binuclear Zn-II complex bridged by two carboxyl groups of 2-fluorobenzoate (FB) anions and a 2-fluorobenzoic acid ... -
Bis(mu-4-methylbenzoato-kappa O-2:O ')bis[aqua(4-methylbenzoato-kappa O-2,O ')zinc(II)]-bis(mu-4-methylbenzoato-kappa O-2:O ')bis[(4-methylbenzoato-kappa O)(nicotinamide-kappa N)zinc(II)]-water (1/1/2)
Hökelek, Tuncer; Ermiş, Emel; Tercan, Barış; Çimen, Efdal; Necefoğlu, Hacali (Wiley-Blackwell, 2010)… -
catena-Poly[[(4-formylbenzoato-kappa O-1)(isonicotinamide-kappa N-1)zinc(II)]-mu-4-formylbenzoato-kappa O-2(1):O-1 ']
Hökelek, Tuncer; Yılmaz, Filiz; Tercan, Barış; Sertcelik, Mustafa; Necefoğlu, Hacali (Int Union Crystallography, 2009)In the title compound, [Zn(C8H5O3)(2)(C6H6N2O)](n), the Zn-II ion is tetrahedrally coordinated by two formylbenzoate (FB) and one isonicotinamide (INA) ligands while symmetry-related FB ligands bridge adjacent ZnII ions, ... -
catena-Poly[[[diaquabis[4-(diethylamino)benzoato-kappa O]manganese(II)]-mu-aqua] dihydrate]
Hökelek, Tuncer; Dal, Hakan; Tercan, Barış; Aybirdi, Özgür; Necefoğlu, Hacali (Int Union Crystallography, 2009)In the crystal structure of the title complex, {[Mn(C11H14NO2)(2)(H2O)(3)]center dot 2H(2)O}(n), the two independent Mn-II atoms are located on a centre of symmetry and coordinated by two 4-(diethylamino) benzoate (DEAB) ... -
catena-Poly[[bis(4-methylbenzoato-kappa 2 O:O')lead(II)]-mu-nicotinamide-kappa 2 N 1:O]
Hökelek, Tuncer; Dal, Hakan; Tercan, Barış; Çimen, Efdal; Necefoğlu, Hacali (Wiley-Blackwell Publishing, Inc, 2010)In the title compound, [Pb(C(8)H(7)O(2))(2)(C(6)H(6)N(2)O)] (n) , the PbII ion is coordinated by two 4-methylbenzoate (PMB) and one nicotinamide (NA) ligands while symmetry-related NA ligands bridge adjacent PbII ions, ... -
Crystal structure and Hirshfeld surface analysis of aquabis(nicotinamide-kappa N)bis(4-sulfamoylbenzoato-kappa O-1)copper(II)
Hökelek, Tuncer; Yavuz, Vijdan; Dal, Hakan; Necefoğlu, Hacali (Int Union Crystallography, 2018)In the crystal of the title complex, [Cu(C7H6NO4S)(2)(C6H6N2O)(2)(H2O)], the Cu-II cation and the O atom of the coordinated water molecule reside on a twofold rotation axis. The Cu-II ion is coordinated by two carboxylate ...