Browsing by Category "Makale - Uluslararası Hakemli Dergi - Kurum Öğretim Elemanı"
Now showing items 21-40 of 6526
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4-(9-Anthryl)-1-phenylspiro[azetidine-3,9 '-xanthen]-2-one
(INT UNION CRYSTALLOGRAPHY, 2009)The beta-lactam ring of the title compound, C35H23NO2, is nearly planar with a maximum deviation of 0.003 (3) angstrom from the mean plane. It makes dihedral angles of 17.4 (2), 85.22 (17) and 65.39 (16)degrees, respectively, ... -
4-(Methylamino)benzoic acid
(WILEY-BLACKWELL, 2009)The asymmetric unit of the title compound, C8H9NO2, contains three crystallographically independent molecules, which are essentially planar, the carboxyl O atoms deviating by 0.091 (3), 0.101 (2) and 0.164 (3) angstrom ... -
4-{3-[Hydroxy(phenyl)methyl]-5-thioxo-4,5-dihydro-1H-1,2,4-triazol-4-yl}benzenesulfonamide
(WILEY-BLACKWELL, 2010)In the title compound, C(15)H(14)N(4)O(3)S(2), the hydroxy group is disordered over two positions with occupancies of 0.619 (5) and 0.381 (5). The benzene ring attached to the heterocycle makes a dihedral angle of 86.92 ... -
4D-QSAR Study of Some Pyrazole Pyridine Carboxylic Acid Derivatives By Electron Conformational-Genetic Algorithm Method
(BENTHAM SCIENCE PUBL LTD, 2018)Introduction: In the present work, pharmacophore identification and biological activity prediction for 86 pyrazole pyridine carboxylic acid derivatives were made using the electron conformational genetic algorithm approach ... -
5-Amino-4-bromo-2,3-dihydro-1H-inden-1-one
(2012)In the title compound, C 9H 8BrNO, the non-H-atom framework is essentially planar, with a maximum deviation of 0.087 (3) Å. In the crystal, mol-ecules are inter-connected into a three-dimensional network by C - H?O and N ... -
5-Chloro-N-{4-oxo-2-[4-(trifluoromethyl)-phenyl]-1,3-thiazolidin-3-yl} -3-phenyl-1 H-indole-2-carboxamide
(2012)In the title compound, C25H17C1F3N 3O2S, the five-membered 1,3-thiazolidine ring adopts a twist conformation. The three F atoms of the CF3 group are disordered over two sets of sites with refined occupancies of 0.542 (18) ... -
5-Fluoro-N '-[(E)-4-methoxybenzylidene]-3-phenyl-1H-indole-2-carbohydrazide
(WILEY-BLACKWELL, 2010)In the title molecule, C(23)H(18)FN(3)O(2), the mean plane of the indole system forms dihedral angles of 44.23 (8) and 14.54 (7)degrees, respectively, with the phenyl and benzene rings. In the crystal, intermolecular N-H ... -
6,8-Dibromoquinoline
(WILEY-BLACKWELL, 2010)The title molecule, C9H5Br2N, is almost planar, with an r.m.s. deviation of 0.027 angstrom. The dihedral angle between the aromatic rings is 1.5 (3)degrees. In the crystal, pi-pi stacking interactions are present between ... -
Ab initio calculations of solvent effects on guanine and thioguanine tautomerism
(NATL INST SCIENCE COMMUNICATION-NISCAIR, 2000)The molecular geometries and the relative energies of the ten most stable tautomers of guanine (G1, G2, G3...etc.) and thioguanine (TG1, TG2, TG3...etc.) have been investigated at the HF/3-21G and HF/6-31G** levels in the ... -
Ab Initio Calculations on some Antiepileptic Drugs such as Phenytoin, Phenbarbital, Ethosuximide and Carbamazepine
(SPRINGER/PLENUM PUBLISHERS, 2017)This research deals with some antiepileptic agents that are used to treat antiepileptic seizures. Stable conformational structures corresponding to potential energy minima for each molecule are determined in the gas phase ... -
Ab initio molecular structure study of alkyl substitute analogues of Alzheimer drug phenserine: structure-activity relationships for acetyl- and butyrylcholinesterase inhibitory action
(ELSEVIER SCIENCE BV, 2005)Considerable experimental evidence suggests that phenserine and some alkyl analogues show inhibitory action against human acetylcholinesterase (AChE) and butyrylcholinesterase (BChE). The electronic structure of the newly ... -
Ab initio study of atmospheric reactions of the hydroxyl radical-water complex (OH-H2O) with saturated hydrocarbons (methane, ethane and propane)
(ELSEVIER SCIENCE BV, 2005)Weakly bound reactant and product complexes in the hydrogen abstraction reactions of the hydroxyl radical-water complex (OH-H2O) with CH4, C2H6, and C3H8 were investigated with ab initio molecular orbital methods. Molecular ... -
Ab initio study on tautomerism of 2-thiouracil in the gas phase and in solution
(KLUWER ACADEMIC PUBL, 2000)Ab initio geometry optimizations were carried out at the HF/3-21G and HF/6-31+G** levels for the six tautomeric forms of 2-thiouracil (2TU, 2TU1, 2TU2, 2TU3, 2TU4, 2TU5) in the gas phase and in solution. To obtain a more ... -
Abatement of nitrous oxide over natural and iron modified natural zeolites
(ELSEVIER SCIENCE BV, 2011)The natural zeolite obtained from the Sivas-Yavu region in Turkey and iron modified forms were studied for the decomposition of N(2)O and selective catalytic reduction of N(2)O with NH(3). The natural and iron modified ... -
Abdominal blockage of iliohypogastric and ilio-inguinal nerves for management of post-caesarean pain: A novel method
(SA MEDICAL ASSOC HEALTH & MEDICAL PUBL GROUP, 2012)Objective. The aim of this study was to compare pain relief after caesarean section achieved by an intra-abdominal iliohypogastric and ilio-inguinal (IHII) nerve block with levobupivacaine with that in patients given a ... -
An abdominal muscular fold mimicking tumour
(2009)Mass-like lesions and anatomical variations sometimes create challenges for diagnosis in both clinical and radiology practice. We present a "pseudomass" originating from the right abdominal wall in a 75-year-old patient ... -
Abnormal Heart Rate Recovery in Stable Heart Failure Patients
(WILEY, 2013)Background Heart rate decrease after exercise, that is associated with reactivation of parasympathetic system, is important, as it is also associated with mortality. Previous studies have shown that this is an independent ... -
ABRASIVE WEAR BEHAVIOUR OF SiCp-REINFORCED Al2124 ALLOY COMPOSITE BASED ON THE TAGUCHI METHOD
(SCIBULCOM LTD, 2013)Al2124 alloy composites containing 10 wt.% SiCp and 15 wt.%Ti powders are prepared by powder metallurgy (PM) method and sintered at 630 degrees C for 3 h, followed by ageing at 250 degrees C for 3 h. Abrasive wear behaviour ... -
Absence of the Arteria Profunda Femoris
(SOC CHILENA ANATOMIA, 2012)At arteria femoralis, arteria profunda femoris is the main branch feeding the thigh. After iliofemoral embryological evolution many variations can be seen in this vessel. The absence of a. profunda femoris is one of the ... -
Absolute ion hydration enthalpies from absolute hardness and some VBT relationships
(ELSEVIER SCIENCE BV, 2018)In the present work, absolute hydration enthalpies are calculated from ion absolute hardness for a series of +1 and -1 ions. The calculated values are compared with those previously reported (Housecroft, 2017) [2] and ...