Yayıncı "Pergamon-Elsevier Science LTD" Makale Koleksiyonu için listeleme
Toplam kayıt 80, listelenen: 21-40
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FT-IR spectroscopic investigation of some Hofmann type complexes: M(1-phenylpiperazine)(2)Ni(CN)(4) (M = Ni, Co, Cd, Pd or Mn)
(Pergamon-Elsevier Science LTD, 2008)New Hofmann type complexes in the form of M(pp)(2)Ni(CN)(4) (where pp = 1-phenylpiperazine and M = Ni, Co, Cd, Pd or Mn) have been prepared in powder form and their infrared spectra have been reported in the range of ... -
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 ... -
Hydrogen adsorption on natural and sulphuric acid treated sepiolite and bentonite
(Pergamon-Elsevier Science LTD, 2018)In this study, hydrogen (H-2) adsorption on sepiolite and bentonite and those of acid treated forms were studied at 77 K using volumetric apparatus up to 100 kPa. Both clay minerals were treated with 100 ml of 0.5, 1.0, ... -
Hydrogen bonded networks and a self-assembled 1D water cluster in nickel(II) and copper(II)-orotate complexes
(Pergamon-Elsevier Science LTD, 2010)Three Ni(II) and Cu(II)-orotate complexes with 1,3-propanediamine (pen) and N-methylethylenediamine (nmen), [Ni(HOr)(H(2)O)(2)(pen)] (1), [Cu(2)(mu-HOr)(2)(pen)(2)] (2) and {[Cu(mu-HOr)(nmen)]center dot 3H(2)O}(n) (3) ... -
Investigation of acid red 88 oxidation in water by means of electro-Fenton method for water purification
(Pergamon-Elsevier Science LTD, 2016)In this study, electro-Fenton method was applied to acid red 88 (AR88) containing aqueous solutions for the removal of it from water. The mineralization of AR88 has been achieved by oxidation with hydroxyl radicals. These ... -
Investigation of applicability of Electro-Fenton method for the mineralization of naphthol blue black in water
(Pergamon-Elsevier Science LTD, 2018)In this study, mineralization and color removal performance of electro-Fenton method were examined in water containing naphthol blue black (NBB), a diazo dye. NBB was totally converted to intermediate species in a 15-min ... -
The investigation of the effect of thermal treatment on bentonites from Turkey with Fourier transform infrared and solid state nuclear magnetic resonance spectroscopic methods
(Pergamon-Elsevier Science LTD, 2012)There is a great deal of interest in the building industry in burned clays for production of building materials. Therefore, the effect of heat treatment on natural bentonite from Turkey was investigated by Fourier transform ... -
Matrix isolation infrared spectroscopic study of 4-Pyridinecarboxaldehyde and of its UV-induced photochemistry
(Pergamon-Elsevier Science LTD, 2017)The structure, infrared spectrum, barrier to internal rotation, and photochemistry of 4-pyridinecarboxaldehyde (4PCA) were studied by low-temperature (10 K) matrix isolation infrared spectroscopy and quantum chemical ... -
Measurements of radon concentrations in well waters near the Aksehir fault zone in Afyonkarahisar, Turkey
(Pergamon-Elsevier Science LTD, 2007)Afyonkarahisar is located in the mid-west Anatolia in Turkey where Aksehir fault zone lies. This earthquake active zone has produced earthquakes in magnitudes from 3.0 to 7.1 in Richter scale. The Rn-222 concentrations in ... -
N,N,N ',N '-Tetrakis(2-hydroxyethyl)ethylenediamine palladium(II) complex as efficient catalyst for the Suzuki/Miyaura reaction in water
(Pergamon-Elsevier Science LTD, 2010)A new water soluble palladium(II) complex (2) derived from N,N,N',N'-tetrakis(2-hydroxyethyl)ethylenediamine (edteH(4)) (1) was synthesized in high yield and characterized by (1)H, (13)C, HMQC and COSY NMR spectroscopy. ... -
N-(2-Aminobenzoyl)benzotriazole mediated and t-BuOK promoted synthesis of 2-substituted quinolone 3-carboxylates
(Pergamon-Elsevier Science LTD, 2015)2-Substituted quinolone 3-carboxylates were obtained in moderate to good yields by the reaction of N-(2-aminobenzoyl)benzotriazoles with beta-ketoesters in the presence of t-BuOK in THF -
N-(alpha-Amidoalkyl)benzotriazole-mediated synthesis of beta '-amido beta-diketones: a general synthetic protocol for N-[beta-(3,5-di and 1,3,5-trisubstituted pyrazol-4-yl)alkyl] amides
(Pergamon-Elsevier Science LTD, 2009)Various beta '-amido-beta-diketones were first synthesized with N-(alpha-amidoalkyl)benzotriazole-mediated amidoalkylation of 1,3-diketones in moderate yields. These intermediates undergo rapid condensation with hydrazines ... -
The new dispirobino and dispiroansa spermine derivatives of cyclotriphosphazenes
(Pergamon-Elsevier Science LTD, 2010)In this study, the crystal structures of the dispiroansa spermine derivatives of cyclotriphosphazene are characterised for the first time. The reaction of spiro-, gem-disubstituted cyclotriphosphazene derivatives, ... -
A novel three dimensional samarium(III) coordination polymer with an unprecedented coordination mode of the 2,5-pyridinedicarboxylic acid ligand: Hydrothermal synthesis, crystal structure and luminescence property
(Pergamon-Elsevier Science LTD, 2015)A novel three dimensional (3D) coordination polymer [Sm(pic)(2)(pydc)(4)(H2O)](n) (pydc = pyridine-2,5-dicarboxylate, Hpic = picolinic acid) (1) has been synthesized hydrothermally and characterized by elemental analysis, ... -
One-dimensional coordination polymers with 4-(2-aminoethyl) pyridine: Synthesis, crystal structures and spectroscopic properties
(Pergamon-Elsevier Science LTD, 2017)Two new one-dimensional polymeric metal complexes, namely [Zn(NH3)(mu-4aepy)Ni(mu-CN)(CN)3](n) (1) and [Cu(H2O)(mu-4aepy)Pd(mu-CN)(CN)(3)](n) (2) [4aepy = 4-(2-aminoethyl)pyridine], were synthesized and characterized by ... -
One-dimensional cyano-bridged heterometallic (Cu/Ni and Cu/Pd) complexes with 1-ethylimidazole
(Pergamon-Elsevier Science LTD, 2012)Two new cyano-bridged heteronuclear polymeric complexes, {[Cu(etim)(4)Ni(mu-CN)(2)(CN)(2)]center dot H2O}(n) (1) and [Cu(etim)(4)Pd(mu-CN)(2)(CN)(2)](n) (2) (etim = 1-ethylimidazole) were synthesized and characterized by ... -
One-step electrochemical preparation of graphene-coated pencil graphite electrodes by cyclic voltammetry and their application in vanadium redox batteries
(Pergamon-Elsevier Science LTD, 2017)In this study, a novel technique was investigated for the one-step production of graphene layers on a pencil graphite electrode. To the best of our knowledge, this report is the first to describe the formation of graphene ... -
Phosphorus-nitrogen compounds part 22. Syntheses, structural investigations, biological activities and DNA interactions of new mono and bis (4-fluorobenzyl) spirocyclophosphazenes
(Pergamon-Elsevier Science LTD, 2011)The reactions of hexachlorocyclotriphosphazene, N3P3Cl6, with mono (1 and 2) and bis(4-fluorobenzyl) diamines (3-5), FPhCH2NH(CH2)(n)NHR (R=H or FPhCH2-), produce mono (1a and 2a) and bis(4-fluorobenzyl) monospirocyclophosphazenes ... -
Phosphorus-nitrogen compounds. Part 20: Fully substituted spiro-cyclotriphosphazenic lariat (PNP-pivot) ether derivatives
(Pergamon-Elsevier Science LTD, 2010)The condensation reactions of partly substituted spiro-cyclotriphosphazenic lariat (PNP-pivot) ethers, N3P3[(o-NHPhO)(2)R]Cl-4 [where R = -CH2CH2- (1) and -CH2CH2OCH2CH2- (2)] with morpholine and 1,4-dioxa-8-azaspiro[4,5]decane ... -
Phosphorus-nitrogen compounds. Part 23: Syntheses, structural investigations, biological activities, and DNA interactions of new N/O spirocyclotriphosphazenes
(Pergamon-Elsevier Science LTD, 2012)The Schiff base compounds (1 and 2) are synthesized by the condensation reactions of 2-furan-2-yl-methylamine with 2-hydroxy-3-methoxy- and 2-hydroxy-5-methoxy-benzaldehydes and reduced with NaBH4 to give the new N/O-donor-type ...