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Приказ резултата 11-20 од 33
Synthesis, X-ray structures and magnetic properties of Ni(II) complexes of heteroaromatic hydrazone
(Elsevier, 2020)
Two binuclear double end-on azido bridged Ni(II) complexes, [Ni2L2(μ-1,1-N3)2(N3)2]⋅2H2O (1a), and [Ni2L2(μ-1,1-N3)2(N3)2]⋅4H2O (1b) having the same inner sphere, where L=((E)-N,N,N-trimethyl-2-oxo-2-(2-(1-(thiazol-2-yl) ...
Synthesis, X-ray structures and magnetic properties of Ni(II) complexes of heteroaromatic hydrazone
(Elsevier, 2020)
Two binuclear double end-on azido bridged Ni(II) complexes, [Ni2L2(μ-1,1-N3)2(N3)2]⋅2H2O (1a), and [Ni2L2(μ-1,1-N3)2(N3)2]⋅4H2O (1b) having the same inner sphere, where L=((E)-N,N,N-trimethyl-2-oxo-2-(2-(1-(thiazol-2-yl) ...
Configurational, LFDFT and NBO analysis of chromium(III) complexes of edta-type ligands
(Oxford : Pergamon-Elsevier Science Ltd, 2013)
A new hexadentate chromium(III) complex, Na[Cr(1,3-pd3ap)]center dot 3H(2)O, containing an unsymmetrical edta-type ligand, the 1,3-propanediamine-N,N,N'-triacetate-N'-3-propionate ion (1,3-pd3ap), has been prepared, ...
Synthesis, characterization and antimicrobial activity of Ni(II) and Zn(II) complexes with N′,N′2-bis[(1E)-1-(2-pyridyl)ethylidene]propanedi hydrazide. Crystal structures of two highly solvated bimetallic complexes of Ni(II)
(Oxford : Pergamon-Elsevier Science Ltd, 2009)
The bimetallic [Ni2(H2L2)2](ClO4)4 (1), [Ni2(HL2)(H2L2)](ClO4)3 (2) and [Zn2(H2L2)2](BF4) 4 (3) complexes (H2L2 = N′,N′2-bis[(1E)-1-(2-pyridyl)ethylidene]propanedi hydrazide) were synthesized and characterized. The structure ...
Synthesis and spectral characterization of nickel(II) and copper(II) complexes with the hexadentate (+/-)-1,3-pentanediamine-N,N,N ',N '-tetraacetate ligand and its pentadentate derivative: Stereospecific formation and crystal structure of [Mg(H2O)(6)][Ni
(Oxford : Pergamon-Elsevier Science Ltd, 2012)
Structural variations modulated by ethyl side group have been analyzed for nickel(II) and copper(II) complexes with (+/-)-1,3-pentanediamine-N,N,N',N'-tetraacetate ligand (1,3-pndta) and its pentadentate derivative ...
Mechanism of complex formation between [AuCl4]- and l-methionine
(Oxford : Pergamon-Elsevier Science Ltd, 2009)
The kinetics of the reaction between the tetrachloroaurate(III) ion and l-methionine (l-Met) (0.1 M HClO4, pH 1.0-2.5) have been studied spectrophotometrically using a stopped-flow technique at different temperatures. ...
Structural diversification of the coordination mode of divalent metals with 1,3-propanediaminetetraacetate (1,3-pdta): The missing crystal structure of the s-block metal complex [Sr-2(1,3-pdta)(H2O)(6)]center dot H2O
(Oxford : Pergamon-Elsevier Science Ltd, 2011)
This paper reports the synthesis and X-ray characteristics of the missing homonuclear s-block metal complex {[Sr-2(1,3-pdta)(H2O)(6)]center dot H2O}(n). In the title compound, the hexadentate 1,3-propanediaminetetraacetate ...
Synthesis and spectroscopic properties of large single-crystals of Pb(II), Hg(II) and Sr(II) methanesulfonato 1D coordination polymers
(Oxford : Pergamon-Elsevier Science Ltd, 2014)
Three new 1D coordination polymers, [Pb-2(CH3SO3)(4)(H2O)(2)](n), [Hg(CH3SO3)(2)(H2O)(2)](n) and [Sr(CH3SO3)(2)(H2O)](n), were synthesized as large single crystals. The crystals were analyzed and characterized by the means ...
Synthesis and spectroscopic properties of large single-crystals of Pb(II), Hg(II) and Sr(II) methanesulfonato 1D coordination polymers
(Oxford : Pergamon-Elsevier Science Ltd, 2014)
Three new 1D coordination polymers, [Pb-2(CH3SO3)(4)(H2O)(2)](n), [Hg(CH3SO3)(2)(H2O)(2)](n) and [Sr(CH3SO3)(2)(H2O)](n), were synthesized as large single crystals. The crystals were analyzed and characterized by the means ...
Highly-efficient N-arylation of imidazole catalyzed by Cu(II) complexes with quaternary ammonium-functionalized 2-acetylpyridine acylhydrazone
(Elsevier, 2019)
The reaction of (E)-N,N,N-trimethyl-2-oxo-2-(2-(1-(pyridin-2-yl)ethylidene)hydrazinyl)ethan-1-aminium-chloride (HLCl) with copper(II) perchlorate led to mononuclear [CuLCl]ClO4 complex (1). The same reaction with excess ...