نتایج جستجو برای: lead chloride and zinc chloride

تعداد نتایج: 16872166  

Journal: :Journal of the Korean institute of surface engineering 2010

Journal: :Journal of the Franklin Institute 1859

2016
Monica Bregante Armando Carpaneto Veronica Piazza Francesca Sbrana Massimo Vassalli Marco Faimali Franco Gambale

We investigated the biophysical properties of the transport mediated by ion channels in hemocytes from the hemolymph of the bivalve Mytilus galloprovincialis. Besides other transporters, mytilus hemocytes possess a specialized channel sensitive to the osmotic pressure with functional properties similar to those of other transport proteins present in vertebrates. As chloride fluxes may play an i...

2013
Anna Homs Imma Escofet Antonio M. Echavarren

Abstraction of chloride anion from Au(I) complexes such as JohnPhosAuCl in noncoordinating solvents with 1 equiv of a silver salt, or even larger amounts, leads to the formation of chloride-bridged dinuclear gold(I) complexes, irrespective of the counteranion, which are substantially less reactive as catalysts. This incomplete removal of chloride ligand could lead to false negative results when...

Journal: :international journal of nano dimension 0
a. jegan. department of chemistry, sona college of technology, salem, india. a. ramasubbu post graduate and research department of chemistry, government arts college, coimbatore, india. k. karunakaran department of chemistry, sona college of technology, salem, india. s. vasanthkumar director, school of science and humanities and head of department of chemistry and director i/c of school of nano sciences and technology, karunya university, coimbatore -641114. india.

a novel zinc oxide - agar nanocomposite was successfully synthesized using zinc chloride as a precursor. the nanocomposite was prepared using a domestic microwave oven. the prepared nanocomposites have been characterized by fourier transform infrared (ftir) spectroscopy, x-ray diffraction (xrd) analysis, scanning electron microscopy (sem) and uv- visible spectroscopy. the crystalline properties...

Journal: :analytical and bioanalytical chemistry research 2015
hossein soltani mohammad reza yaftian abbasali zamani massomeh ghorbanloo

a new carboxylic acid extractant, named 2-(dibutylcarbamoyl)benzoic acid, is prepared and its potential for selective solvent extraction and recovery of lead ions from industrial samples was investigated. the slope analysis indicated that the lead ions are extracted by formation of 1:2 metal to ligand complexes. the effect of the parameters influencing the extraction efficiency including kind o...

Journal: :Chemical communications 2014
Anne Miersch Klaus Harms Gerhard Hilt

The zinc-mediated regioselective addition reactions of diethyl bromomalonate and aromatic and aliphatic alkynes were investigated for the synthesis of vinyl malonates. When the vinyl organo-zinc intermediates were reacted with acid chlorides 2H-pyran-2-ones were obtained while the application of oxalyl chloride and an amine led to tetracarbonyl derivatives in a one-pot multi-step reaction seque...

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