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Cobalt(III) complexes

μ Peroxo Binuclear Cobalt(III) Complexes of Some Azamacrocyclic Ligands: Synthesis, Characterization and Antimicrobial Studies

μ Peroxo Binuclear Cobalt(III) Complexes of Some Azamacrocyclic Ligands: Synthesis, Characterization and Antimicrobial Studies

... cadmium(II) complexes of the concerned ligands have already been carried out by our ...binuclear cobalt(III) complexes of the concerned ligands have not been reported so ...µ-peroxo ...

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OXIDATION OF COBALT (III) COMPLEXES OF Á-HYDROXY ACIDS BY PIPERAZINIUM DICHROMATE IN SURFACTANTS

OXIDATION OF COBALT (III) COMPLEXES OF Á-HYDROXY ACIDS BY PIPERAZINIUM DICHROMATE IN SURFACTANTS

... and Cobalt (III) bound complexes were calculatedfrom observed decrease in absorbance at ...(III) complexes of α-hydroxyacid and unbound ligand in the presenceof micelles were carried ...

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Geometric Isomerism in Octahedral Complexes: Synthesis, Characterization, and Reaction of Trans-Dichlorobis(ethylenediamine)cobalt(III) Chloride

Geometric Isomerism in Octahedral Complexes: Synthesis, Characterization, and Reaction of Trans-Dichlorobis(ethylenediamine)cobalt(III) Chloride

... octahedral complexes exhibit both cis and trans ...Octahedral cobalt(III) complexes that are low-spin d 6 configuration are diamagnetic and considered stable, [1] having a filled t 2 g ...

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Blue emissive cobalt(III) complexes and their use in the photocatalytic trifluoromethylation of polycyclic aromatic hydrocarbons

Blue emissive cobalt(III) complexes and their use in the photocatalytic trifluoromethylation of polycyclic aromatic hydrocarbons

... ‘Cobalt Blue’: First examples of room temperature blue emissive Co(III) complexes are presented. The low negative first reduction potential and the high excited state energies made them strong ...

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Mixed Ligand Cobalt (III) Complexes with 1-Amidino-O-Methylurea and Amino Acids

Mixed Ligand Cobalt (III) Complexes with 1-Amidino-O-Methylurea and Amino Acids

... Reactions of 1-amidino-O-methylurea with cobaltous chloride in presence of water and liquor ammonia resulted in the formation of diammine bis(1-amidino-O-methylurea) cobalt(III) chloride. The present work ...

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Disubstituted cobalt (III) triethylenetetramine complexes : their stereochemistry and kinetics of aquation

Disubstituted cobalt (III) triethylenetetramine complexes : their stereochemistry and kinetics of aquation

... of cobalt(III) halo complexes are usually catalysed by these ions, the methods found useful for the present work were limited to conductivity, spectrophotometiy, and ...

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The synthesis and use of cobalt complexes in catalytic chain transfer polymerisation

The synthesis and use of cobalt complexes in catalytic chain transfer polymerisation

... the cobalt (III) systems are compared there is a connection between a strong base giving a higher value for E,ransn;r when compared to the identical water ...all complexes are on the whole larger ...

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DNA binding and Cleavage studies of Imidazole Cobalt (III) Ethylenediamine Complexes

DNA binding and Cleavage studies of Imidazole Cobalt (III) Ethylenediamine Complexes

... polypyridyl complexes, were found to possess some excellent DNA binding and DNA-photocleavage properties under light irradiation, and thus they have received attentions of many ...polypyridyl complexes have ...

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Synthesis and structural characterization studies of cobalt(III), manganese(III) and iron(III) schiff base complexes

Synthesis and structural characterization studies of cobalt(III), manganese(III) and iron(III) schiff base complexes

... iron(III) complexes. There is greater tendency for iron(III) to have charge transfer bands in the ultraviolet region, which have sufficiently strong low-energy wings in the visible region to obscure ...

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Syntheses, Characterisation And Structural Analysis Of New Cobalt(Ii,Iii) Complexes Incorporating A Pyridoxal-Semicarbazone Ligand

Syntheses, Characterisation And Structural Analysis Of New Cobalt(Ii,Iii) Complexes Incorporating A Pyridoxal-Semicarbazone Ligand

... [4-11]. Cobalt is another option for the central metal in complex ...compound. Cobalt (II, III)-based complexes appear to be very promising candidates for anticancer therapy, an idea supported ...

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Synthesis, Characterization and Antimicrobial Screening of Cobalt(II), Nickel(II) and Copper(II) Complexes with Schiff Base Derived from 2-Phenyl Quinoxaline Thiosemicarbazone

Synthesis, Characterization and Antimicrobial Screening of Cobalt(II), Nickel(II) and Copper(II) Complexes with Schiff Base Derived from 2-Phenyl Quinoxaline Thiosemicarbazone

... ligand complexes of cobalt(II), nickel(II) and copper(II) are more effective than ligand ...metal complexes as compared to the ligand can be explained by chelation theory 35 ...

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Synthesis, Characterization and Thermogravimetric Analysis of Cobalt (III) and Nickel (II) Complexes with N (3 Nitrobenzylidene) 1 Naphthylamine

Synthesis, Characterization and Thermogravimetric Analysis of Cobalt (III) and Nickel (II) Complexes with N (3 Nitrobenzylidene) 1 Naphthylamine

... Co complexes of the corresponding ligand were prepared and was characterized by different methods like Thermogravimetric analysis, CHN analysis , IR and UV spectra From CHN analysis and IR spectral data the ...

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Antioxidant Activity and Histopathological Examination of Chromium and Cobalt Complexes of Bromobenzaldehydeiminacetophenone Against Ehrlich Ascites Carcinoma Cells Induced in Mice

Antioxidant Activity and Histopathological Examination of Chromium and Cobalt Complexes of Bromobenzaldehydeiminacetophenone Against Ehrlich Ascites Carcinoma Cells Induced in Mice

... antitumor complexes namely cobalt and chromium complexes of bis-(4-bromobenzaldehydeiminoacetophenone), BBIA-Co and BBIA-Cr, on liver, kidney and heart of Ehrlich ascites carcinoma (EAC) bearing male ...

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Synthesis, spectroscopic and biological studies of Cobalt(II), Nickel(II) and Iron(III) mixed antibiotic metal complexes

Synthesis, spectroscopic and biological studies of Cobalt(II), Nickel(II) and Iron(III) mixed antibiotic metal complexes

... Fe(III) complexes to be octahedral, while that of Zn(II) complex is ...the complexes and the ligands were screened for their biological activity on some selected bacterial species which includes:- ...

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Kinetics and oxidation of Co (III) complexes of α–Thio acids by 2, 2'- bipyridinium bromo chromate in the presence of miceller medium

Kinetics and oxidation of Co (III) complexes of α–Thio acids by 2, 2'- bipyridinium bromo chromate in the presence of miceller medium

... oxidation Cobalt (III) complexes of α –Thio acids by 2, 2’-bipyridinium bromo chromate (BPBC) in the presence of miceller medium at 55 0 C in 50% acetic acid – 50 % ...oxidizes Cobalt ...

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Stereospecific effects of asymmetric ligands in cobalt (III) complexes

Stereospecific effects of asymmetric ligands in cobalt (III) complexes

... plot of molecular rotation against wave-length - cannot as yet be firmly based on theory, and an attempt has been made to demonstrate the worth of the empirical use of this rotatory dispersion evidence. Attention has ...

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Substitution of pyridine into cobalt (III) conplexes

Substitution of pyridine into cobalt (III) conplexes

... Mathieu 8, 9 used cold methanol as a solvent to reduce the errors when determining the concentration of ionic chloride in reaction mi.xtux·es of cobalt III complexes, while Brown and Ing[r] ...

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Synthesis, characterization and biological activity of salen mixed ligand
complexes with nickel(II), copper(II) and cobalt(III)

Synthesis, characterization and biological activity of salen mixed ligand complexes with nickel(II), copper(II) and cobalt(III)

... In a similar way that shown for the preparation of Ni(II) complexes 1 and 2, the same experiment was repeated but using ammonium pyrrolidinedithiocarbamate instead of AAP (164.3 mg, 1.0 mmol) in methanol (10 mL) ...

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Synthesis, Spectroscopic Characterization, and Biological Evaluation of Some Transition Metal Complexes from C16H19N3O3S Ligand

Synthesis, Spectroscopic Characterization, and Biological Evaluation of Some Transition Metal Complexes from C16H19N3O3S Ligand

... metal complexes are given in Table (6).The cobalt (II) and Nickel (II) complexes show higher inhibition against both organisms effect compared with free ...(II) complexes showed moderate ...

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Synthesis and Characterization of Metal Complexes of Schiff's Base Ligands Derived from 4-Carboxy Hydrazide-5, 6-Diphenyl-3[2-H]Pyridazone

Synthesis and Characterization of Metal Complexes of Schiff's Base Ligands Derived from 4-Carboxy Hydrazide-5, 6-Diphenyl-3[2-H]Pyridazone

... metal complexes, which were isolated in the present study, are presented in Table 1 together with some of their ...Co(II)-CHDP complexes only the phenolic group is ...copper, cobalt and iron ...

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