Zinc(II) Ion
Complex formation equilibria of zinc (II) ion with schiff bases as primary ligands and amino acids as secondary ligand
... using the method suggested by Van Uitert. Their stepwise metal-ligand formation constants were also determined for the comparison with those of the ternary systems under identical conditions. The values are presented in ...
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Preparation and Crystal Structure Determination of Zinc (II) Bromide Complexes at the Presence of Various Ligands
... the zinc (II) ion in 3 is well described as four coordinated distorted tetrahedral with two sulfur atoms from two Brcatsc ligands and two Br atoms bonded to ...
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“ZINC(II) Ion Selective Electrodes: A Review” by Rimal Isaac.R.S, Praseetha.P.K, India.
... from the calibration graph was found to be 29.0±0.5 mV per decade. The fabricated electrode reached an equilibrium potential with in a time of 12 s. Response was measured in partially non-aqueous media and it was found ...
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Two Novel Salen Based Chemosensors for Selective Recognition of Zinc(II) Ion
... at 370nm peaked, suggesting that a 1:1 bond pattern was formed between the chemical sensor and Zn 2+ (Fig. 6), as that of L1 and Zn 2+ . At the same time, it can be seen that Zn 2+ can be well detected even when the ...
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Anhydrous polymeric zinc(II) pentanoate
... each zinc ion is tetrahedrally coordinated by oxygen atoms from four different pentanoate ...around zinc are of the Z , E -type bridging bidentate mode; that is, they are bonded in a syn -anti ...
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catena Poly[[diaquazinc(II)] μ L cysteinato(2−) κ4S:S,N,O [di μ sulfido bis[oxidomolybdate(V)](Mo—Mo)] μ L cysteinato(2−) κ4S,N,O:S]
... in zinc finger ...The zinc ion bridges the molybdenum complex anions: the coordination of the cysteine sulfur in the complex anion to the zinc ion results in the formation of one ...
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Sonochemical synthesis and characterization of nano-sized zinc(II) coordination complex as a precursor for the preparation of pure-phase zinc(II) oxide nanoparticles
... of zinc(II) acetate, KI and neocuproine as ligand in methanol using sonochemical and heat gradient methods, ...Zn(II) ion is four-coordinated in a distorted tetrahedral configuration by two N ...
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Zinc: A Necessary Ion for Mammalian Sperm
... binding partners in human seminal fluid [62, 63]. Zinc-containing Sperm Proteins 110.. Zinc-containing proteins, commonly known as metalloproteins, are capable of binding one or 111.[r] ...
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Tris(ethylenediamine)zinc(II) hexafluoridosilicate
... ionothermally using choline chloride–imidazolidone as solvent and template provider. In the crystal structure, the anions and cations are located on special positions of site symmetry 3.2 and show a typical octahedral ...
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Design and Construction of High-Sensitive and Selective Zinc(II) Electrochemical Membrane Sensor Based on N,N-bis (2hydroxy -4-metoxybenzaldehyde)-2,6-di amino pyridine
... for Zinc ion over other cationic species studied except with lead ion, which is expected to have some minor competition with Zinc ion for the ...
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New Spectrophotometric Method for the Estimation of Isosorbide Mononitrate in Bulk and Tablet Formulation
... A validated simple, accurate and rapid spectrophotometric method was developed for the estimation of isosorbide mononitrate in bulk and tablet formulation. The method is based on the reduction of nitrate group of ...
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(4 Acetylpyridine)(tetraphenylporphyrinato)zinc(II)
... The crystal structure of (I) is illustrated in Fig. 3. It can be best described in terms of a columnar arrangement of such paired molecules along the a axis of the crystal. There is a considerable offset between adjacent ...
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A linear trinuclear CaZn2 complex with bridging benzoate ligands
... calcium ion with the two zinc ions, the three metal ions forming a symmetrical linear ...Each zinc ion is additionally coor- dinated by a monodentate DENA ligand to give somewhat distorted ...
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Zinc transporters and insulin resistance: therapeutic implications for type 2 diabetes and metabolic disease
... late zinc signaling ...of zinc that occurs in minutes (the ‘ zinc wave ’ response) through the triggered release of zinc from subcellular organelles into the cytosol ...intracellular ...
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Plasmodium falciparum Hep1 is required to prevent the self aggregation of PfHsp70-3
... (E-PfHep1; zinc ions removed) did aggregate under the assay conditions (Fig ...chelating zinc ions that in turn weakens the secondary and tertiary structure of the protein ...of zinc ion. ...
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Synthesis, structural visualization, spectroscopic, and thermal studies of charge transfer Cu(II), Ni(II) and Zn(II) bromides-carbamide complexes at elevated temperature
... ESR and x-ray powder diffraction spectroscopy as well as thermal analysis TG/DTG/DSC. The Cu 2 (OH) 3 Br, [Ni 2 (NCO) 2 (H 2 O) 2 (Br) 2 ], and ZnCO 3 .xH 2 O compounds were achieved by a novel synthetic route through ...
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Dibenzoato(1,10 phenanthroline)zinc(II)
... structures, the benzoate anions act as monodentate or bidentate bridging ligands. To the best of our knowledge, there are fewer reports on chelating mononuclear Zn II –benzoate complexes. We report here the ...
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Resistance of the zebrafish (Brachydanio rerio Hamilton-Buchanan) to zinc sulphate
... of zinc tested, newly hatched fish aged from 4 to 13 days formed by far the most sensitive stage in the life ...p.p.m. zinc, the resistance of 40 and 100-day-old fish was slightly greater than that of 4 to ...
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Dichlorobis(sarcosinato)zinc(II)
... structure, zinc has a distorted tetrahedral environment with two Cl atoms and two carboxyl O atoms, one each from the two crystallographically independent sarcosine molecules in the asymmetric ...
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Zinc(II) sulfate tetrahydrate
... Vapour phase diffusion of diethyl ether into the mixture formed by heating to re¯ux an acetonitrile solution of hydrated zinc tetra- ¯uoroborate (0.106 g, 0.41 mmol) and 2,6-bis(2-mercapto-1-methyl- ...
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