[PDF] Top 20 Synthesis and characterization of cobalt (II), nickel (II), copper (II) and mercury (II) complexes of hetero donor ligand
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Synthesis and characterization of cobalt (II), nickel (II), copper (II) and mercury (II) complexes of hetero donor ligand
... present ligand indicate the Schiff base ...RDABT ligand is compared with its metal ...RDABT ligand does not appear in the spectra of their complexes indicates the deprotonating of Thiolic ... See full document
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Synthesis, characterization and biological activity of salen mixed ligand complexes with nickel(II), copper(II) and cobalt(III)
... the complexes were measured in DMSO at 25 o C using a 4310 Jenway model conductivity ...obtained complexes were recorded using KBr discs on Perkin-Elmer 1430 ratio recording Infrared ...for nickel ... See full document
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Synthesis and characterization of copper (ii) nickel (ii), cobalt(ii), zinc(ii), tin(iv) and cadmium(ii) complexes with ferrocenyl phenylnthiosemicarbazones
... The complexes of Zn(II) showed good bacterial and fungicidal The oxidisableferrocenylligands have currently added much interest since the ferricinium ions have tumour ...However complexes of Fdpp do ... See full document
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Synthesis and spectroscopic characterization of cobalt (II), nickel (II) and copper (II) complexes with ethyl-5-methyl-1-(2/-pyridyl) pyrazole-3-carboxylate
... geometry. Nickel(II) complexes of the title ligand, confor m to the general composition [Ni(EMPyPzC) 2 X 2 ] as ascertained from analytical data (Table 1); the effective magnetic moment values ... See full document
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Synthesis and Characterization of Cobalt (II), Nickel (II), and Copper (II) Complexes of Some 2' Hydroxychalcones
... the synthesis of a series of Co (II), Ni (II) and Cu (II) with substituted 2'-Hydroxychalcones and their characterization based on analytical, conductance, magnetic moment, IR, ... See full document
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Synthesis, characterization and antimicrobial studies on Cobalt (II), Nickel (II), Copper (II) and Zinc (II) complexes of N, O,S donor Schiff bases
... in complexes, the IR spectra of the free ligands were compared with the spectra of the metal ...in complexes indicates the deprotanation of the hydroxyl group and coordination through oxygen ...the ... See full document
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Synthesis and Characterization Studies of Cobalt(II), Nickel(II), Copper(II) and Zinc(II) Complexes of Carboxymethyl-N-Methyl-N-Phenyl Dithiocarbamate
... The copper(II) complex possess the absorption bands at 281 nm and 329 nm is due to intra ligand π-π* and n-π* ...planar complexes, three allowed transitions are usually ...the ... See full document
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Synthesis, characterization and Biological activity of Copper (II), Cobalt (II), Nickel (II) and Mercury (II) complexes of Schiff base derived from 2-Acetyl-5-chloro thiophene-o-Phenylenediamine
... the complexes exhibited varying degrees of inhibitory effects on the growth of the tested bacteria ...(II) complexes. In conclusion the complexes prepared with the new Schiff base could ... See full document
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Synthesis, Characterization and Antimicrobial Activities of Cobalt(II), Nickel(II) and Copper(II) Complexes of Aroylhydrazone Mixed with Aspirin
... the complexes were determined using Gallenkamp melting point apparatus, percentage metal was determined by complexometric titration using EDTA, and molar conductivity measurement of 1×10 -3 M solutions in ... See full document
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Synthesis and Characterization of Iron(II), Cobalt(II), Nickel(II), Copper(II), and Zinc(II) Complexes Using Diphenylmethyl Xanthate Ligand
... Xanthate salt was prepared by a conventional method (Seleem, et al., 2011) as in the following: To a suspension of finely powdered (1.1 g, 20 mmol), potassium hydroxide was dissolved in 20 ml of dioxane and a solution ... See full document
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SYNTHESIS, CHARACTERIZATION AND BIOLOGICAL ACTIVITY OF COPPER (II), COBALT (II),NICKEL (II) AND MERCURY (II) COMPLEXES OF SCHIFF BASE DERIVED FROM 2 ACETYL 5 CHLORO THIOPHENE 5 AMINO 1,3,4 THIADIAZOLE 2 THIOL
... All the chemicals used were of AR grade and used without further purification. The infrared spectra were recorded in the range 4000-180 cm -1 with a Perkin Elmer 983 G spectrophotometer. The electronic spectra were ... See full document
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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
... The complexes of cobalt(II), nickel(II) and copper(II) have been prepared by reacting an ethanolic solution of the ligands AQTC and ethanolic solution of corresponding ... See full document
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Synthesis and Characterization of Cobalt(II), Nickel(II) and Copper(II) Complexes with Nitrogen-Oxygen Donor Ligand
... The ligand have been synthesized by condensation of thioquinazoline-4(3H)-one with semicarbazide hydrochlande characterized by molar mass, elemental analysis, Infrared spectra, electronic spectra, magnetic ... See full document
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Synthesis, Spectral Characterization and Anticancer Studies of Some Metal(II) Complexes Derived from Imidazole-2-Carboxaldehyde With 2-Amino-3-Carboxyethyl-4,5-Dimethylthiophene
... base ligand. Cobalt(II), nickel(II), copper(II) and zinc(II) complexes of the ligand were synthesized and characterized structurally using elemental ... See full document
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Microwave Synthesis and Antimicrobial Activity of some Copper (II), Cobalt (II), Nickel (II) and Chromium (III) Complexes with Schiff Base 2, 6-Pyridinedi carboxaldehyde-Thiosemicarbazone
... the complexes are more active than their respective ...metal complexes than those of the ligands can be explained on the basis of Overtone’s concept and Chelation ...the ligand orbital and partial ... See full document
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“Synthesis and Chemical Nuclease Activities of Copper (II) and Ni (II) Complexes of 4-chloro-2-(pyridine-3-yliminomethyl) phenol Schiff Bases” by P.R. Chetana, S. Sahana, R.S. Policegoudra, Bipul Sarma, Rajiv Khatioda, India.
... metal complexes that are capable of cleaving DNA under oxidative and/or hydrolytic ...Metal complexes of Schiff bases have gained a major role in the development of coordination ...metal complexes ... See full document
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SYNTHESIS, CHARACTERISATION AND ANTIMICROBIAL ACTIVITIES OF MIXED LIGAND NICKEL(II),COPPER(II) AND ZINC(II) COMPLEXES OF BENZALDEHYDE WITH 1,10-PHENANTHROLINE, 2,2′-BIPYRIDINE AND ETHYLENEDIAMINE
... the complexes are presented in table 1. Octahedral nickel complexes usually have moment in the range ...tetrahedral complexes have values in the range of ...octahedral nickel ... See full document
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Spectroscopic Study of Cobalt(II), Nickel(II) and Copper (II) Complexes of A Biologically Active Schiff Bases
... the ligand as well as metal complexes suggest linkage of metal ion through azomethine nitrogen and carbonyl oxygen atom of semicarbazone ...the complexes are proposed to be octahedral ...the ... See full document
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Synthesis, Spectral and Antimicrobial Studies of Mixed Ligand Complexes With Transition Metal Ions [Mn (II), Cu (II), Co (II) and Ni (II)]
... distillation and 1-phenylbutane-1,3-dione (Fluka), 1,3- diphenylpropane-1,3-dione (S. Ds, India) and 5- nitrosalicylaldehyde (Aldrich) were purified by recrystallization from ethanol. The complexes were prepared ... See full document
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“Dinuclear Cu(II), Co(II), Ni(II) and Mn(II) complexes Framework Based on 1-(2-hydroxyphenyl)ethanone ligand: Synthesis, Structural Investigation and Biological properties” by M. Usharani, E. Akila, R. Rajavel, India.
... itself. The absorbance (A) was recorded after successive additions of CT-DNA. While measuring the absorption spectra an equal amount of CT-DNA was added to both the compound solution and the reference solution to ... See full document
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