Güncel Gönderiler: FEF, Kimya Bölümü Koleksiyonu
Toplam kayıt 483, listelenen: 321-340
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Synthesis of poly(vinylferrocene) perchlorate/poly(3,3 '-Diaminobenzidine) modified electrode in dichloromethane for electroanalysis of hydroquinone
(Soc Brasileira Quimica, 2015)Poly(vinylferrocenium) perchlorate-poly(3,3'-diaminobenzidine) (PVF+ClO4--PDAB) composite film was synthesized electrochemically for the first time on Pt disc electrode in a dichloromethane solution containing poly(vinylferrocene) ... -
A novel ferrocenyl naphthoquinone fused crown ether as a multisensor for water determination in acetonitrile and selective cation binding
(Amer Chemical Soc, 2015)A multisensor which is based on a novel multifunctional triad molecule, ferrocenyl naphthoquinone fused crown ether (Fc-cnq) bearing ferrocene, quinone, and crown ether functional groups together, was synthesized and ... -
Determination of epinephrine in human serum using a Pt electrode modified by polyaniline-poly(3-methylthiophene)-poly(3,3 '-diaminobenzidine)
(Canadian Science Publishing, Nrc Research Press, 2015)A Pt electrode modified by polyaniline-poly(3-methylthiophene)-poly(3,3'-diaminobenzidine) was used for amperometric determination of epinephrine in a solution of NaHSO4/Na2SO4 (pH 2.0). For these studies, potentials between ... -
Synthesis of new coumarin containing benzimidazole derivatives
(Science Reviews 2000 Ltd, 2015)This study describes the synthesis of a new series of benzimidazoles that contain a coumarin moiety. the high yielding synthetic reaction was between hydrazide derivatives of benzimidazoles and 3-(1H-benzotriazol-1-ylcar ... -
A zinc(II) metal organic framework based on flexible o-phenylenediacetate and rigid 4,4 '-azobis(pyridine) ligands: Synthesis, crystal structure and hydrogen gas adsorption property
(Pergamon-Elsevier Science Ltd, 2015)A new three-dimensional (3D) metal organic framework, [Zn-2(mu(4)-o-pda)(2)(mu-abpy)](n) (1), has been synthesized by the hydrothermal reaction and characterized by FT-IR spectroscopy, elemental analysis, thermal analysis, ... -
Synthesis, structural and biochemical activity studies of a new hexadentate Schiff base ligand and its Cu(II), Ni(II), and Co(II) complexes
(Elsevier, 2015)A new Schiff base ligand (H2L) and its metal complexes have been prepared and characterized by elemental analysis, magnetic moment and spectral studies. the comparative in-vitro antimicrobial activities against various ... -
Anthocyanins profiling of Thymus praecox opiz subsp caucasicus var. caucasicus
(Elsevier Science Bv, 2015)Thymus praecox Opiz subsp. caucasicus var. caucasicus (Anzer tea) was studied to determine its anthocyanin content; anthocyanin stability in response to acidic hydrolysis and temperature changes. in this study, anthocyanin ... -
Photophysical and adsorption properties of pyronin B in natural bentonite clay dispersion
(Elsevier Science Bv, 2015)The present study focused on the adsorption and photophysical properties of pyronin B (PyB) in bentonite aqueous dispersion. the photophysical properties of PyB in the aqueous dispersion were studied by using UV-vis ... -
Electrode prepared with combination of different conductive polymers for hydroquinone determination in river water
(Slovensko Kemijsko Drustvo, 2016)Modified electrode based on combination of different conductive polymers (polyaniline -poly(3-methylthiophene) poly( 3,3'-diaminobenzidine) (PANI - P3MT - PDAB)) was previously synthesized in dichloromethane containing ... -
Improving the stability of solar cells using metal-organic frameworks
(Royal Soc Chemistry, 2016)Although Cu2S-containing chalcogenide solar cells are appealing and cost-effective for photovoltaics (PVs), these materials suffer from rapid performance degradation as a result of the diffusion of copper ions into the CdS ... -
Spectroscopic, electrochemical, theoretical characterization and biological evaluation of a ferrocenyl-substituted unsymmetric azine ligand and its Cu(II) complex
(Taylor & Francis Ltd, 2016)Ferrocenyl-substituted unsymmetrical azine and its Cu(II) complex were prepared. the redox active ferrocene-based azine was obtained by condensation of 1-[(E)-hydrazono]-5-bromo-2-hydroxybenzene with ferrocene carboxaldehyde. ... -
Characterization and inhibition studies of carbonic anhydrase from gill of Russian Sturgeon Fish (Acipenser gueldenstaedtii)
(Taylor & Francis Ltd, 2016)An alpha-carbonic anhydrase (CA, EC 4.2.1.1) was purified and characterized kinetically from gill of Acipenser gueldenstaedtii as an endangered sturgeon species. the carbonic anhydrase was purified 66-folds with yield 20.7% ... -
4-(4-(( 5-Amino-1,3,4-thiadiazol-2-yl)methoxy) phenyl)-1-(( 5-amino-1,3,4-thiadiazol-2-yl)methyl)-3-benzyl-1H-1,2,4-triazol-5( H)-one: Synthesis, characterization and computational studies
(Bentham Science Publ Ltd, 2016)Background: 1,2,4-triazole and its derivatives are known to have various biological activities such as antifungal, antiviral, antidepressant, antitumor, anti-inflammatory, antitubercular, antimigrain and anti-cancer. ... -
Determination of biological activities and pka at drug active substance in some bisbenzimidazoles derivatives
(Raman Publ, 2016)Bisbenzimidazole derivatives have known different structures as drug active substance were evaluated for their biological activities such as antiviral and anti-tumor activities. in addition, acid dissociation constants ... -
Purification and characterization of extracellular a-amylase from a thermophilic Anoxybacillus thermarum A4 strain
(Inst Tecnologia Parana, 2016)alpha-Amylase from Anoxybacillus thermarum A4 was purified using ammonium sulphate precipitation and Sephadex G-100 gel filtration chromatography, with 29.8-fold purification and 74.6% yield. A4 amylase showed best performance ... -
Experimental and theoretical studies of 4-[(4-methyl-5-phenyl-4h1,2,4-tiıazol-3-yl)sulfanyl]benzene-1,2-dicarbonitrile
(Soc Chemists Technologists Madeconia, 2016)In this study, 4-[(4-methy1-5-pheny1-4H-1,2,4-triazol-3-yl)sulfanyl]benzene-1,2-dicarbonitrile was synthesized and its molecular structure was characterized by means of FT-IR. and X-ray diffraction methods. the crystal is ... -
The electrochemical and spectroelectrochemical properties of metal free and metallophthalocyanines containing triazole/piperazine units
(Pergamon-Elsevier Science Ltd, 2016)The synthesis and characterization of novel peripherally tetra [1,2,4]-triazole substituted metal-free phthalocyanine and its metal complexes (Zn(II), Ni(II), Pb(II), Cu(II) and Fe(II)) and the investigation of electrochemical ... -
Theoretical and experimental investigations on molecular structure of bis(2-methoxy-4-allylphenyl)oxalate
(Elsevier, 2016)The aim of this study is to find out the molecular characteristic and structural parameters that govern the chemical behavior of a new bis(2-methoxy-4-allylphenyl)oxalate compound and to compare predictions made from theory ... -
Experimental and theoretical studies on Cu(II) complex of N,N '-disalicylidene-2,3-diaminopyridine ligand reveal indirect evidence for DNA intercalation
(Pergamon-Elsevier Science Ltd, 2016)A potential DNA intercalating Cu(II) complex ([CuL]) of the N,N'-disalicylidene-2,3-diaminopyridine ligand (H2L; dianion =L2- has been synthesized and characterized. the photophysical and the DNA binding behaviors of the ... -
Structural, thermal, morphological and surface charge properties of dodecyltrimethylammonium-smectite composites
(Elsevier, 2016)The present investigation was undertaken to obtain information about the structural, thermal, morphological, surface charge and textural properties of the synthesized dodecyltrimethylammonium-smectite composites at various ...
