Ara
Toplam kayıt 447, listelenen: 61-70
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) ...
Simultaneous separation and preconcentration of Cd(II), Co(II), and Ni(II) ions in environmental samples by carrier element-free coprecipitation method prior to their flame atomic absorption spectrometric determination
(Taylor & Francis Inc, 2015)
In the present study, Cd(II), Co(II), and Ni(II) ions were separated and preconcentrated via carrier element-free coprecipitation (CEFC) method by using an organic coprecipitating agent, 1,2-bis-(2-tosyl ethoxy) benzene ...
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 ...
Synthesis, molecular structure, spectroscopic analysis, thermodynamic parameters and molecular modeling studies of (2-methoxyphenyl)oxalate
(Elsevier, 2015)
The aim of this study is to find out the molecular characteristic and structural parameters that govern the chemical behavior of a new (2-methoxyphenyl)oxalate compound and to compare predictions made from theory with ...
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 ...
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 ...
Molecular aggregates of Merocyanine 540 in aqueous suspensions containing natural and CTAB-modified bentonite
(Elsevier Science Bv, 2015)
The molecular interactions of MC-540 (Merocyanine 540) in clay suspensions containing natural bentonite and CTAB (cetyl trimethyl ammonium bromide)-modified bentonite were examined by using absorption, steady-state and ...
Microwave-assisted synthesis of some new coumarin derivatives including 1,2,4-triazol-3-one and investigation of their biological activities
(Springer, 2015)
By using the microwave technology, a new protocol has been developed for the synthesis of new coumarin derivatives including 1,2,4-triazol-3-one skeleton. This protocol proves to be efficient and environmentally friendly ...
Adsorption of lysozyme from aqueous solutions by a novel bentonite-tyrptophane (Bent-Trp) microcomposite affinity sorbent
(Elsevier, 2015)
This study deals with developing bentonite-tryptophan (Bent-Trp) microcomposite affinity sorbent (38-105 gm) for lysozyme adsorption from aqueous solutions. the structural analysis results of Bent-Trp microcomposites ...
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 ...