Güncel Gönderiler: Fen Fakültesi
Toplam kayıt 2379, listelenen: 1521-1540
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Crystal structure of an alkoxide bridged dinuclear copper(II) complex: mild and selective oxidation of primary and secondary alcohols in water
(Springer, 2018)A water-soluble dinuclear Cu(II) complex, [Cu-2(OOCC6H4Br)(OCH3)(C10H8N2)(2)(ClO4)(2)] (4-bromobenzoic acid = HOOC-C6H4Br; 2-2'-bipyridyl = C10H8N2) was synthesized and characterized by X-ray crystallography. The complex ... -
Capillary electrophoretic determination of citalopram in pharmaceutical tablets and serum
(Springer Heidelberg, 2006)Determination of citalopram by capillary electrophoresis is described. Compounds were separated at 28 kV in 75 mu m i.d. fused silica capillary tubing (total length 85 cm, effective length 65 cm) with 10 mM borate buffer, ... -
Determination of parabens in pharmaceutical and cosmetic products by capillary electrophoresis
(Maik Nauka/Interperiodica/Springer, 2008)A validated capillary electrophoresis method for the determination of parabens-methyl, ethyl, propyl, and butyl is described. The optimum results were obtained by the use of a run buffer containing 20 mM borate buffer (pH ... -
Preparation of a novel hydrophobic affinity cryogel for adsorption of lipase and its utilization as a chromatographic adsorbent for fast protein liquid chromatography
(Wiley-Blackwell, 2014)In this study, we have prepared a hydrophobic cryogel for the chromatographic separation of lipase from its aqueous solutions including single protein and protein mixture and also Yarrowia lipolytica cell extract. ... -
Homogeneous oxidation of alcohol and alkene with copper (II) complex in water
(Indian Acad Sciences, 2018)A new water-soluble copper(II) complex bearing 4-bromobenzoate/ 2,2'-dipyridylamine ligands was successfully synthesized and characterized by using single crystal X-ray diffraction and spectroscopic techniques. The catalytic ... -
Homogeneous oxidation of alcohols in water catalyzed with Cu(II)-triphenyl acetate/bipyridyl complex
(Pergamon-Elsevier Science LTD, 2017)A water-soluble mononuclear copper(II) complex, [Cu(OOCC(C6H5)(3))(C10H8H2)(H2O)](ClO4)(CH3OH) (triphenylacetic acid = HOOCC(C6H5)(3), 2-2'-bipyridyl (bipy) = C10H8N2) was synthesized and used as a catalyst precursor in ... -
Separation and purification of hyaluronic acid by embedded glucuronic acid imprinted polymers into cryogel
(Elsevier Science BV, 2013)Hyaluronic acid (HA) has been used in many applications such as pharmaceutical, clinical and cosmetics, so its separation and purification is very important. In this study, firstly D-glucuronic acid imprinted polymers ... -
FT-Raman spectroscopic spectra on 3-phenylpropylamine inclusion compounds
(Wiley, 2011)Some new Hofmann-3-phenylpropylamine-type clathrates with chemical formulae of M(3-phenylpropylamine)(2) Ni(CN)(4). 2G (M=Ni or Co, G=1,2-dichlorobenzene or 1,3-dichlorobenzene) have been prepared and their Fourier transform ... -
The investigation of the 2v beta beta decay by Pyatov method within quasiparticle random phase approximation formalism
(Springer, 2008)The violated commutation condition between the total shell model Hamiltonian and Gamow-Teller operator (GT) has been restored by Pyatov method (PM). The considered nuclear model Hamiltonian in PM includes the separable GT ... -
Novel Nanoimaging Approach: Antibodious Polymeric Nanolabel for Intracellular Alpha-Fetoprotein Targeted Monitoring
(Wiley-Blackwell, 2013)This study describes preparation and use of novel labeled and antibodious polymeric nanolabels (anti-alpha fetoprotein cross-linked nanolabels) as an immunogenic and semisynthetic nanolabel with potential prognostic and ... -
Molecular, vibrational and electronic structure of 4-bromo-2-halogenobenzaldehydes: Halogen and solvent effects
(Walter De Gruyter GMBH, 2017)The halogen and solvent effects on the structure of 4-bromo-2-halogenobenzaldehydes [C7H4BrXO; X = F (BFB), Cl (BCB) or Br (BBB)] were investigated by the density functional theory (DFT) and time-dependent density functional ... -
Theoretical investigation of the derivatives of favipiravir (T-705) as potential drugs for Ebola virus
(Walter De Gruyter GMBH, 2019)Density functional theory (DFT) method was used to compute the structural and vibrational parameters of favipiravir (T-705) in the gas phase. The functional used was B3LYP in conjuction with the 6-311++G(d,p) basis set. ... -
Conformational analysis and vibrational spectroscopic investigation of 3-phenylpropylamine
(Elsevier Science BV, 2009)The possible stable forms of 3-phenylpropylamine (3-PPA) molecule were experimentally and theoretically studied by infrared and Raman spectroscopy. FT-IR and Raman spectra of 3-PPA were recorded in the regions of 4000-400 ... -
Vibrational spectroscopic and thermal studies of some 3-phenylpropylamine complexes
(Elsevier Science BV, 2009)Four new Hofmann-3-phenylpropylamine (3PPA) type complexes with chemical formulae M(3PPA)(2)-Ni(CN)(4) (M = Ni, Co, Cd, and Pd) have been prepared and their vibrational spectra are reported in the region of 4000-60 cm(-1). ... -
Experimental and computational studies on the absorption properties of novel formazan derivatives
(Scientific Technical Research Council Turkey-Tubitak, 2017)Eight novel 3-(4-(benzyloxy)phenyl)-5-(4-bromophenyl)-1-(4-substituted-phenyl)formazan (4a 4h) were synthesized by coupling of substituted phenylhydrazones with diazonium salts of 4-bromoaniline. The substituted phenylhydrazones, ... -
Novel formazan derivatives containing phenylsulfanyl and carbonyl units: synthesis, optical and electrochemical properties
(Royal Soc Chemistry, 2016)A series of phenylsulfanyl and aryl carbonyl containing formazan derivatives 4a-4h and 5a-5h were synthesized by coupling of substituted phenylhydrazones with diazonium salts of 2-(phenylthio) benzenamine and 5-chloro-2- ... -
Synthesis, crystal structure, optical and electrochemical properties of novel diphenylether-based formazan derivatives
(Royal Soc Chemistry, 2015)In this study, formazans 5a-5h were synthesized by coupling the reactions of substituted phenylhydrazone compounds 3a-3h with diazonium salt of 4-chloro-2-phenoxybenzenamine (4). The substituted phenylhydrazones 3a-3h were ... -
Schiff bases as corrosion inhibitor for aluminium in HCl solution
(Pergamon-Elsevier Science LTD, 2012)Three Schiff bases named 1,5-bis[2-(2-hydroxybenzylideneamino)phenoxy]-3-oxopentane (D1), 1,5-bis[2-(5-chloro-2-hydroxybenzylideneamino)phenoxy]-3-oxopentane (D2) and 1,5-bis[2-(5-bromo-2-hydroxybenzylideneamino)phenoxy] ... -
Emulsifier-free cationic latexes based on vinylbenzyl chloride and 2-(dimethylamino)ethyl methacrylate with adjusted hydrophilic-hydrophobic properties
(Wiley-Blackwell, 2015)Functional emulsifier-free cationic latexes based on styrenic monomer vinylbenzyl chloride (VBC) and acrylic monomer 2-(dimethylamino)ethyl methacrylate (DMA) were successfully prepared with dual quaternary ammonium ions ... -
alpha-In2S3 and beta-In2S3 phases produced by SILAR technique
(Taylor & Francis LTD, 2012)In2S3 films have been deposited by the successive ionic adsorption and reaction technique (SILAR) at room temperature. The films have been examined to evaluate the structural and optical properties. X-ray diffraction spectra ...
