Browsing Fen-Edebiyat Fakültesi by Subject "Crystallography"

Now showing items 1-20 of 57

1,3-bi-9-anthrylpropane

Arslan, Mustafa (BLACKWELL PUBLISHING, 2007)

The title compound, C31H24, with three molecules in the asymmetric unit. The crystal packing is mainly stabilized by weak C - H-...pi interactions in addition to van der Waals forces.
1,4-Di-9-anthrylbutane

Arslan, Mustafa (BLACKWELL PUBLISHING, 2007)

In the title compound, C32H26, the molecule has an inversion centre at the mid-point of the central C-C bond. Weak intermolecular C-H center dot center dot center dot pi interactions help to stabilize the crystal structure.
1-Ethyl-N '-[(E)-4-hydroxybenzylidene]-7-methyl-4-oxo-1,4-dihydro-1,8-naphthyridine-3-carbohydrazide

Delibaş, Nagihan (WILEY-BLACKWELL PUBLISHING, INC, 2009)

In the crystal structure of the title compound, C(19)H(18)N(4)O(3), the fused-ring system is essentially planar [maximum deviation is 0.031 ( 2) angstrom] while the dihedral angle between the ring system and the benzene ...
10,10 '-Dinitro-10,10 '-(butane-1,4-diyl)dianthracen-9(10H)-one

Arslan, Mustafa (BLACKWELL PUBLISHING, 2006)

The title compound, C32H24N2O6, was obtained as the decomposition product of (E,E)-1,4-bis[9,10-dihydro-9-nitro-10-(trinitromethyl)-9-anthryl]butane, which was synthesized via a photochemical reaction of 1,4-bis(9-anthryl)butane ...
10,10 '-dinitro-10,10 '-(propane-1,3-diyl)di-10H-anthracen-9-one

Arslan, Mustafa (BLACKWELL PUBLISHING, 2006)

The title compound, C31H22N2O6, was obtained as the decomposition product of (E, E)-1,3-bis[9,10-dihydro-9-nitro10-(trinitromethyl)-9-anthryl] propane, which was synthesized via a photochemical reaction of 1,3-di-9-anthrylpropane ...
(1RS,2SR)-1,2,4,5,7-pentabromo-5-methoxyindane

Tutar, Ahmet; Çakmak, Ömer (BLACKWELL MUNKSGAARD, 2005)

In the title compound, C10H7Br5O, prepared by bromination of 5- methoxyindane, all bond lengths and angles are in the usual ranges. However, the relatively wide range of Br - C - C angles [ 107.2 ( 5) - 117.0 ( 4)degrees] ...
2-(1H-Benzimidazol-1-yl)-1-(2-furyl)-3-phenylpropan-1-one

Delibaş, Nagihan (INT UNION CRYSTALLOGRAPHY, 2007)

In the molecule of the title compound, C20H16N2O2, the planar benzimidazole system is oriented with respect to the furan and phenyl rings with dihedral angles of 87.41 (10) and 61.65 (5)degrees, respectively. In the crystal ...
2-(1H-Benzimidazol-1-yl)-1-(furan-2-yl)-ethanone O-2,4-dichlorobenzyloxime

Delibaş, Nagihan (INT UNION CRYSTALLOGRAPHY, 2007)

In the title compound, C20H15Cl2N3O2, intramolecular C-H...O hydrogen bonding causes the formation of a planar six-membered ring, which is also coplanar with the adjacent furan ring. The benzimidazole ring system is also ...
2-(1H-benzimidazol-1-yl)-1-phenylethanone oxime

Delibaş, Nagihan (INT UNION CRYSTALLOGRAPHY, 2007)

In the molecule of the title compound, C15H13N3O, intramolecular C-H center dot center dot center dot O hydrogen bonding causes the formation of a planar five-membered ring. The oxime unit has an E configuration. In this ...
3a,4,10,10b-tetrahydro-2H-furo[2,3-a]carbazol-5(3H)-one

Delibaş, Nagihan (INT UNION CRYSTALLOGRAPHY, 2007)

The asymmetric unit of the title compound, C14H13NO2, contains two independent molecules. In the indole ring system, the benzene and pyrrole rings are nearly coplanar, the dihedral angles being 0.48 (17) and 1.26 (17)degrees. ...
A 2 : 1 complex of 1,3-bis(9H-carbazol-9-yl)propane and tetrachloro-p-benzoquinone (p-chloranil)

Arslan, Mustafa (BLACKWELL PUBLISHING, 2006)

In the title electron donor-acceptor complex, C27H22N2 center dot-0.5C(6)Cl(4)O(2), the p-chloranil molecule lies on a crystallographic inversion center, which is located at the center of the benzene ring. In the crystal ...
A combined crystallographic, spectroscopic, antimicrobial, and computational study of novel dipicolinate copper(II) complex with 2-(2-hydroxyethyl)pyridine

Tamer, Ömer; Bahtiyar Sariboga; Ibrahim Ucar (SPRINGER/PLENUM PUBLISHERS, 2012)

Novel dipicolinate complex of copper(II) ion, [Cu(hepy)(dpc)H2O] [hepy: 2-(2-hydroxyethyl)pyridine; dpc: dipicolinate or pyridine-2,6-dicarboxylate], was prepared and fully characterized by single crystal X-ray structure ...
A new redox-active multisite ligand: synthesis, spectroscopy and electrochemistry of its mono and dinuclear complexes, and the interaction of (E,E)M (M = Ni) complex with Pd-II and Ag-I

Kandaz, Mehmet (PERGAMON-ELSEVIER SCIENCE LTD, 2004)

A novel redox active (E,E)-dioxime ligand, S,S-bis-[2(2'-ferrocenemethylaminobenzyl)]-dithioglyoxime (LH2), containing ferrocene and flexible aminobenzenesulfanyl-moieties on the periphery has been synthesized from ...
Ab initio HF and DFT calculations on an organic non-linear optical material

Avcı, Davut; Başoğlu, Adil; Atalay, Yusuf (SPRINGER/PLENUM PUBLISHERS, 2010)

The molecular geometric optimization, vibrational frequencies, and gauge-including atomic orbital (GIAO) (1)H and (13)C chemical shift values of 3-[(1E)-N-ethylethanimidoyl]-4-hydroxy-6-methyl-2H-pyran-2-one have been ...
Bias field induced impedance relaxation of TlGaSe2 semiconducting layered crystal at room temperature

Şentürk, Erdoğan (WILEY-V C H VERLAG GMBH, 2007)

Complex Impedance Spectroscopy has been employed for the study of absorption kinetics at TIGaSe2 layered crystal under Bias voltage at room temperature. Two relaxations mechanisms have been observed. The crystal has "slow" ...
Bis(4-fluorobenzoato-kappa O-2,O ')bis-(nicotinamide-kappa N-1)zinc(II)monohydrate

Delibaş, Nagihan (INT UNION CRYSTALLOGRAPHY, 2008)

The title compound, [Zn(C7H4FO2)(2)(C6H6N2O)(2)]center dot H2O, is a monomeric complex. It contains two 4-fluorobenzoate and two nicotinamide ligands and one uncoordinated water molecule. The 4-fluorobenzoates act as ...
Bis(mu-3-hydroxybenzoato)-kappa O-3(1),O-1 ':O-1;kappa O-3(1):O-1,O-1 '-bis[(3-hydroxybenzoato-kappa O-2,O ')(isonicotinamide-kappa N-1)cadmium] tetrahydrate

Delibaş, Nagihan (WILEY-BLACKWELL, 2012)

In the title centrosymmetric binuclear Cd-II compound, [Cd-2(C7H5O3)(4)(C6H6N2O)(2)]center dot 4H(2)O, the six-coordinated Cd-II atom is chelated by the carboxylate groups of the two 3-hydroxybenzoate (HB) anions; the two ...
Crystal structure and Hirshfeld surface analysis of (E)-2-(2,4,6-trimethylbenzylidene)-3,4-dihydronaphthalen-1(2H)-one

Cemile Baydere; Merve Tasci; Necmi Dege; Arslan, Mustafa; Atalay, Yusuf; Irina A. Golenya (INT UNION CRYSTALLOGRAPHY, 2019)

A novel chalcone, C20H20O, derived from benzylidenetetralone, was synthesized via Claissen-Schmidt condensation between tetralone and 2,4,6-trimethyl-benzaldehyde. In the crystal, molecules are linked by C-H center dot ...
Crystal structure and Hirshfeld surface analysis of (E)-2-(2,4,6-trimethylbenzylidene)-3,4-dihydronaphthalen-1(2H)-one

Cemile Baydere; Merve Tasci; Necmi Dege; Mustafa Arslan; Atalay, Yusuf; Irina A. Golenya (INT UNION CRYSTALLOGRAPHY, 2019)

A novel chalcone, C20H20O, derived from benzylidenetetralone, was synthesized via Claissen-Schmidt condensation between tetralone and 2,4,6-trimethyl-benzaldehyde. In the crystal, molecules are linked by C-H center dot ...
Crystal structure and Hirshfeld surface analysis of 4-[4-(1H-benzo[d]imidazol-2-yl)phenoxy]phthalonitrile dimethyl sulfoxide monosolvate

Sibel Demir Kanmazalp; Pinar Sen; Necmi Dege; Yıldız, Salih Zeki; Namik Ozdemir; Irina A. Golenya (INT UNION CRYSTALLOGRAPHY, 2019)

This work presents the synthesis and structural characterization of [4-(1H-benzo[d]imidazol-2-yl) phenoxy]phthalonitrile, a phthalonitrile derivative carrying a benzimidazole moiety. The compound crystallizes as its dimethyl ...