نتایج جستجو برای: zncl2
تعداد نتایج: 783 فیلتر نتایج به سال:
In the title compound, [ZnCl2(C6H8N2O2S)2], the Zn(II) ion lies on a twofold rotation axis and has a slightly distorted tetra-hedral coordination geometry, involving two Cl atoms and two N atoms from the amino groups attached directly to the benzene rings [Zn-Cl = 2.2288 (16) Å and Zn-N = 2.060 (5) Å]. The dihedral angle between the benzene rings is 67.1 (3)°. The crystal packing can be describ...
In the present paper, ZnO nanorods with the mean size of 50 nm× 250 nm were successfully synthesized via a hydrothermal synthesis route in the presence of cetyltrimethylammonium bromide (CTAB). ZnCl2 and KOH were used as the starting materials and zinc oxide nanorods were obtained at 120 ◦C for 5 h. The product was characterized by means of X-ray powder diffraction (XRD), transmission electron ...
While the use of triphenylphosphine as a reductant is common in organic synthesis, the resulting triphenylphosphine oxide (TPPO) waste can be difficult to separate from the reaction product. While a number of strategies to precipitate TPPO are available, none have been reported to work in more polar solvents. We report here that mixing ZnCl2 with TPPO precipitates a TPPO-Zn complex in high yiel...
The title compounds were prepared by brominating 1-acetylnaphthalene in chloroform followed by condensation with substituted benzaldehyde thiosemicarbazones using ethanol to get 4-naphthalen-1-yl-2-{2-[(substituted phenyl)methylidene]hydrazino}-1,3-thiazoles. These thiazole derivatives were then cyclized to title compounds by reacting with thiomalic acid in dioxane using ZnCl2. All the synthesi...
In the present study male albino rats weighing 200 ± 50 g were made diabetic by injection with a single ip dose of alloxan (100 mg/kg). Another group of rats was simultaneously treated with alloxan (100 mg/kg) and a single ip dose of zinc chloride (ZnCl2) (5 mg/kg). Blood and tissue samples were collected at 24, 48 and 72 hours posttreatment in both groups. Plasma insulin was significantly high...
Real–time digestion of type I collagen molecules by bacterial collagenase from Clostridium histolyticum has been monitored using Dynamic Light Scattering method. Time dependencies for translation diffusion coefficient (Dt) and hydrodynamic radius (RH) on were obtained pure “collagen + collagenase” Tris–HCl buffer solution at different temperatures solutions with added CaCl2, ZnCl2 MgCl2 EDTA. I...
Activated carbon can be made from a variety of organic and inorganic raw materials. One the materials with great potential in manufacture activated is bark salak wedi(Salacca Zalacca). The purpose this study was to determine physical characteristics wedi peel which has been chemically using KOH ZnCl2 process being once only or multilevel activation combination number pores sample presence cryst...
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