نتایج جستجو برای: zinc acetate dihydrate znoac22h2o
تعداد نتایج: 125135 فیلتر نتایج به سال:
Sn-doped Zinc oxide is experimented in this research work using sol-gel method. The sol is here constructed using the zinc-acetate dehydrate and tin chloride. Once the solution is prepared, the analysis is performed for XRD patterns at different temperature values. The intensity analysis is been performed for different annealing temperatures at different wavelength. The results show that as the...
The title compound, [Zn(C(10)H(11)N(4)O(2))(2)]·2H(2)O, was prepared by the reaction between Zn(CH(3)COO)(2)·2H(2)O and 2-hydroxy-imino-N'-[1-(2-pyrid-yl)ethyl-idene]propano-hydrazide (Hpop). The central Zn(II) atom has a distorted tetra-gonal-bipyramidal coordination geometry formed by two amide O atoms and four N atoms of two azomethine and two pyridine groups. In the crystal, complex mol-ecu...
The asymmetric unit of the title compound, [Zn(C(12)H(8)N(5))(2)(C(2)H(8)N(2))]·CH(3)OH·2H(2)O, contains a Zn(II) cation, octahedrally coordinated by two 3-(2-pyrid-yl)-5-(4-pyrid-yl)-1,2,4-triazolate anions, a chelating ethane-1,2-diamine mol-ecule, a methanol solvent mol-ecule, and two crystal water mol-ecules. In the crystal packing, complex mol-ecules are linked by hydrogen bonds into a two...
The asymmetric unit of the title compound, (CH(6)N(3))(2)[Zn(2)(C(6)H(5)O(7))(2)(H(2)O)(2)]·2H(2)O, contains one-half of a centrosymmetric dizinc(II) complex anion, one guanidinium cation and one water mol-ecule. Each Zn(II) ion is hexa-coordinated by two citrate anions, one in a bidentate fashion and the second monodentate, and two water mol-ecules in a distorted octa-hedral geometry. Intra-mo...
Prolonged (90 minutes) incubation with tumor promoter 12-O-tetnadecanoyl-phorbol-13-acetate (TPA) elicits the redistribution of zinc from the nuclear fraction and mitochondria to the cytosol and microsQmes in rabbit thymocytes. The zinc redistribution might play a role in the TPA-caused desensitization of T lymphocytes towards calcium and in the TPA-induced inhibition of GI--~ S phase transitio...
The first cubic zinc phosphonate [tBuPO(3)Zn(2-apy)](4) (1) whose core resembles the D4R SBU of zeolites, has been synthesised from a reaction between zinc acetate, tert-butylphosphonic acid and 2-aminopyridine at room temperature; the X-ray structure determination reveals that the molecules of , which crystallise in the tetragonal I4(1)/a space group with crystallographically imposed 4 symmetr...
Synthesis of zinc oxide nanoparticle by zinc acetate precursor and study on its catalytic properties
ZnO nanoparticles have been prepared by a simple method in a short period of time. In this synthetic method, the sample was obtained using Zn(CH3COO)2·2H2O and a new template of hexamine salt. Their crystalline structure and morphology were studied by XRD and SEM. The optical properties of the sample were studied by UV–visible spectroscopy. The absorption spectr...
A zinc(II) containing configurationally restricted analogue of bismacrocyclic cyclam-type CXCR4 chemokine receptor antagonists has been synthesized and shown to adopt only one configuration in solution. The single crystal X-ray structure reveals favorable binding to acetate via a bidentate chelation that can be related to the proposed interaction with aspartate on the receptor protein surface. ...
The structures of three novel compounds prepared from the reaction of the lower-rim 1,3-diacid calix[4]arene (LH(2)) with lithium carbonate (1), t-butyl-lithium (2) and zinc acetate (3) are reported.
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