[PDF] Top 20 SYNTHESIS, CHARACTERIZATION AND BIOLOGICAL STUDIES OF ONS DONOR N 4 DISUBSTITUTED THIOSEMICARBAZONE LIGAND AND ITS TRANSITION METAL COMPLEXES
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SYNTHESIS, CHARACTERIZATION AND BIOLOGICAL STUDIES OF ONS DONOR N 4 DISUBSTITUTED THIOSEMICARBAZONE LIGAND AND ITS TRANSITION METAL COMPLEXES
... of complexes were recorded in the range 0 to 70o 2θ value and wavelength of ...the complexes were used specific gravity ...(III) complexes for triclinic crystal system by the following equation was ... See full document
9
Synthesis, characterization and biological studies of N (1 morpholino 4 methyl benzyl) benzamide and its transition metal complexes
... the ligand and its metal complexes were recorded in KBr phase and compared in order to find out the possible coordination ...the ligand showed bands at 3380, 1600 and 1100 cm -1 ... See full document
6
SYNTHESIS, SPECTROSCOPIC CHARACTERIZATION AND BIOLOGICAL STUDIES OF COPPER (II), NICKEL (II), COBALT (II) AND ZINC (II) COMPLEXES DERIVED FROM CURCUMINO – 4 AMINOANTIPYRINE AND TRYPTOPHAN
... free ligand and its complexes indicate that all the metal chelates have higher antimicrobial activity than the free ...the metal chelates can be explained on the basis of overtone’s ... See full document
10
Synthesis and Characterization of Divalent Transition Metal Complexes Containing Thiosemicarbazone Ligands
... divalent transition metals Co(II), Ni (II) and Cu(II) with ligand 2 – hydroxy – 4 – nitro acetophenone thiosemicarbazone have been ...The complexes were characterized on the basis of ... See full document
6
The BIOLOGICAL EFFICACY OF MIXED LIGAND COPPER(II) COMPLEXES OF N(4) SUBSTITUTED THIOSEMICARBAZONE AND DIIMINE CO LIGANDS AS CHELATING N, N’ DONOR LIGAND
... mixed N/S donors of thiosemicarbazone ligands derived from the combination of an aldehyde or ketone and these groups of ligands are useful for achieving coordination spheres of transition ... See full document
6
DESIGNING, SYNTHESIS AND SPECTROSCOPIC STUDIES OF Co(II), Ni(II) AND Cu(II) TRANSITION METAL COMPLEXES WITH NITROGEN DONOR TETRADENTATE, NOVEL MACROCYCLIC SCHIFF’S BASE LIGAND
... 1233 synthesis of macrocyclic Schiff base ligands and their transition metals ...base complexes contain azo and azomethine ...excellent donor properties and is important in coordination ... See full document
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Synthesis, Spectral, Electrochemical and Biological Studies of Nitrogen Donor Macrocyclic Ligand and its Transition Metal Complexes
... The chemical shift (δ) are reported in parts per million (ppm) using tetramethylsilane as internal standard. Positive and negative ESI mass spectra were measured by Bruker (esquire3000_00037) instrument. Thermal analysis ... See full document
17
Cytotoxic and antitumour studies of acetoacetanilide N(4)-methyl(phenyl)thiosemicarbazone and its transition Metal Complexes
... structural studies, a prominent one is the finding that the ligand systems with NNS, ONO or ONS donor atoms have ample carcinostatic ...of thiosemicarbazone can enhance its ... See full document
6
Synthesis, spectral characterization, molecular modeling and biological activity of first row transition metal complexes with Schiff base ligand derived from chromone 3 carbaldehyde and o amino benzoic acid
... and its transition metal complexes have been synthesized in 2:1 molar ratio of ligand (L) to metal ...the complexes are neutral in ...between metal and ... See full document
12
ANTIFUNGAL SCREENINGOF NITROGEN AND SULPHUR DONOR ATOM CONTAINING LIGAND 3,3’ THIODIPROPIONICACID BIS(5 AMINO 1,3,4 THIODIAZOLE 2 THIOL) AND ITS Mn(II),Co(II) COMPLEXES: SYNTHESIS, SPECTRSCOPIC APPROCH, MOLECULAR MODELING
... . Transition metal complexes have received a considerable attention in last many years, due to their interesting characteristics in biological field [5] ...sulphur donor atoms have wide ... See full document
20
14) Binuclear metal complexes of a symmetric polydentate donor hydrazone: synthesis, spectral characterization, DNP DFT computational and biological studies
... →Cl transition is generally found in the 27322-27932 cm- 1 region and would contribute to the higher energy n→π* band ...the complexes may be due to ...Cu(II) complexes are consistent with the ... See full document
13
Biological Activity Of Transition Metal Complexes Of 4- Formylpyridine Thiosemicarbazone; Equilibrium Studies
... Transition metal complexes of thiosemicarbazones are of considerable interest in research field due to their pharmacological activity such as antitumor, antifungal, antibacterial, antiviral, ... See full document
5
Physico-Chemical and Biological Analysis of N-4-Disubstituted Thiosemicarbazone Ligand and its Transition Metal Complexes
... Ni(II) transition metal complexes of novel (E)-1-(2-hydroxybenzylidene)- 4,4diethylthiosemicarbazide have been prepared and characterized by micro anaysis (elemental), spectral (FTIR, 1 H-NMR), molar ... See full document
6
SYNTHESIS, SPECTRAL STUDIES AND ANTIMICROBIAL SCREENING OF SOME TRANSITION METAL COMPLEXES WITH SUBSTITUTED ACETOPHENONE THIOSEMICARBAZONE
... “Synthesis, characterization and biological activity of two Schiff base ligands and their nickel(II), copper(II), zinc(II) and cadmium(II) complexes derived from S-4- ... See full document
7
X-Ray Diffraction Study and Biological Analysis of Transition Metal Complexes of N-4-Disubstituted Thiosemicarbazone
... Comparative studies on the X-ray diffraction parameters of some transition metal complexes like Fe (III), Cu (II), Zn (II) of ligand (L1) has been prepared by using ... See full document
5
SYNTHESIS AND BIOCHEMICAL STUDIES OF TRANSITION METAL COMPLEXES OF ISATIN N(4)-METHYL(PHENYL)THIOSEMICARBAZONE
... the complexes, the polarity of metal ion will be reduced on ...of ligand orbitals with the metal orbitals and thereby, a partial sharing of positive charge of the metal ion with the ... See full document
8
Synthesis, Characterization and Studies on Metal (II) Complexes of 4-(((1H-Tetrazol-5-YL)Imino)Methyl)- 2-Methoxy-6-Nitrophenol
... of ligand(AN) and its metal(II) complexes are listed in ...base ligand(AN) and its complexes were carried out in the range 4000–200 cm −1 are listed in ...the ... See full document
13
Fe (iii), ru (iii) and rh (iii) complexes of schiff base hydrazones: preparation, spectral characterization and pharmacological activities
... base complexes, since they have been acknowledged and designed as biologically noteworthy ...of N=C-S moiety in the ...of biological activity (Lincy et ...of transition metal ... See full document
6
Transition Metal Complexes with Tridentate Ligand: Preparation, Spectroscopic Characterization, Thermal Analysis and Structural Studies Abbas Ali Salih Al-Hamdani |Rehab Ghalib Hamoodah
... for its quality, flexibility and ease of use, uniting 2D visualization and animation with quantum chemical calculations, molecular mechanics and ...selected transition metals [6, ... See full document
12
Synthesis, Spectral Studies, and Theoretical Treatment of some New Metal Complexes with Tridentate Ligand (Schiff and Mannich Base) Shaimaa R. Bakir
... A solution of dicyclohexylamine (0.01mol.) in ( 25ml) of absolute ethanol is added to a solution containing 3-(1,5- dimethyl-3-oxo-2-phenyl-2,3-dihydro- 1H-pyrazol-4-ylimino) indolin-2-one and formaldehyde (37% ... See full document
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