نتایج جستجو برای: aluminum methyl chloride dimers
تعداد نتایج: 255895 فیلتر نتایج به سال:
BACKGROUND Despite all the progress in surgical science, bleeding caused by traffic accidents is still one of the challenges surgeons face in saving patients' lives. Therefore, introducing an effective method to control external bleeding is an important research priority. OBJECTIVES This study aimed to compare the hemostatic effect of aluminum chloride versus simple suturing in controlling ex...
The reaction of 8-(trimethylsiloxy)quinoline (QOTMS) with BCl3 and (aryl)BCl2 forms QOBCl2 and QOBCl(aryl). The subsequent addition of stoichiometric AlCl3 follows one of two paths, dependent on the steric demands of the QO ligand and the electrophilicity of the resulting borenium cation. The phenyl- and 5-hexylthienylborenium cations, QOBPh(+) and QOBTh(+), are formed, whereas QOBCl(+) is not....
A number of liquid crystal dimers have been synthesised and characterised containing secondary or tertiary (N-methyl) benzanilide-based mesogenic groups.
enhanced coagulation (ec) is defined as the addition of excess coagulation to improve the removal of disinfection by-product (dbps) precursors through the use of conventional water treatment processes. in this research, most of coagulants of ferric chloride (fecl3), poly aluminum chloride(pacl) in removal of most parameters of total organic carbon (toc), dissolved organic carbon (doc), organic ...
pulp and paper effluents are considered as serious environmental hazards and their treatment, because of multiplicity of impurities and complexity of their chemical structures, is one of the most difficult and inconvenient industrial processes. as the most pulp and paper mill work on kraft process, there are few studies in literature on the treatment of neural sulfite semi chemical (nssc) proce...
The effects of aluminum chloride (AlCl ), ascorbic acid (AA) and/or their combination were 3 investigated on the performance, digestibility, nitrogen balance, caecal microbial activity and biochemical parameters in male New Zealand white rabbits. The experimental rabbits were randomly divided into four groups (n=6/ group). The first group was used as a control, the second group was used to stud...
Topical solutions containing aluminum chloride are known to be the first line of therapy for hyperhidrosis. Palmar hyperhidrosis however, is less responsive to aluminum chloride therapy and successful treatment may require 6-8 h application of high concentrations up to 30% that commonly leads to skin irritation. The purpose of this study is to investigate the effect of 30 min iontophoretic appl...
In this work, the transesterification of methyl estolides (ME) extracted from lipid component present in sewage scum was investigated. Methyl 10-(R)-hydroxystearate (Me-10-HSA) and Fatty Acid Esters (FAMEs) were obtained a single step. A three-level four factorial Box–Behnken experimental design used to study effects methanol amounts, catalyst, temperature, reaction time on using aluminum chlor...
Background: Controlling parenchymal hemorrhage especially in liver parenchyma, despite all the progress in surgical science, is still one of the challenges surgeons face saving patients’ lives and there is a research challenge among researchers in this field to introduce a more effective method. This study attempts to determine the haemostatic effect of aluminum chloride and compare it with tha...
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