نتایج جستجو برای: aniline

تعداد نتایج: 3903  

Journal: :Journal of environmental management 2011
Xinxin Yang Qingxin Guan Wei Li

The effect of the surfactant template cetyltrimethylammonium bromide (CTAB) in MCM-41 on the adsorption of aniline was investigated. Various MCM-41 samples were prepared by controlling template removal using an extraction method. The samples were then used as adsorbents for the removal of aniline from aqueous solution. The results showed that the MCM-41 samples with the template partially remov...

2009
U. STEINER G. WINTER

Electron transfer reactions between thiopyronine triplet (acceptor 3A+) and the electron donors (D), aniline, p-Br-aniline and p-I-aniline, are investigated by flash spectroscopy in solvents of different viscosity and polarity. Due to the heavy-atom effect the radical yield becomes very ~ensitive to the solvent influence, which can be explained by the dynamic properties of a triplet exciplex (3...

2017
Mohammad Delnavaz

The purpose of this study is to investigate the accuracy of predictions of aniline removal efficiency in a moving bed biofilm reactor (MBBR) by various methods, namely by RBF, ANFIS, and fuzzy regression analysis. The reactor was operated in an aerobic batch and was filled by light expanded clay aggregate (LECA) as a carrier for the treatment of Aniline synthetic wastewater. Exploratory data an...

Journal: :Japanese journal of pharmacology 1978
K Aikawa T Satoh K Kobayashi H Kitagawa

Enzymic depletion of glutathione (GSH) in vitro by aniline analogs was mostly dependent on the cytochrome P-450 level in liver microsomes. In a case of acetaminophen (AAP), active metabolite of AAP formed through liver microsomal drug metabolizing enzymes consumed GSH. The active metabolite formed binds, at least in part, covalently to liver microsomal proteins. In addition, species differences...

Silver-Polyaniline (Ag-PANI) nanocomposites were prepared by in-situ oxidative polymerization of aniline monomer in sodium bis(2-ethylhexyl) sulfosuccinate (AOT) solution as an emulsifier. The synthesis of Silver-Polyaniline nanocomposites was investigated as a function of several parameters such as aniline concentration, concentration of emulsifier (AOT), concentration of oxidation agent and c...

Journal: :Dalton transactions 2011
Daniel C Goldstein Yuen Yap Cheng Timothy W Schmidt Mohan Bhadbhade Pall Thordarson

Four new hetero- and homo-leptic iridium(III) bisterpyridine complexes have been prepared which incorporate aniline (tpy-φ-NH(2)), benzoic acid (tpy-φ-COOH), and benzyl alcohol (tpy-φ-CH(2)OH) substituents at the 4' positions of the tpy ligands (tpy = 2,2':6',2''-terpyridine, φ = phenylene). The electrochemical behaviour and ground and excited state spectroscopic properties of the complexes are...

2006
M J ROSEMARY V SURYANARAYANAN IAN MACLAREN

We report the synthesis of stearate functionalized nanobubbles of SiO2 with a few aniline molecules inside, represented as C6H5NH2@SiO2@stearate, exhibiting fluorescence with red-shifted emission. Stearic acid functionalization allows the materials to be handled just as free molecules, for dissolution, precipitation, storage etc. The methodology adopted involves adsorption of aniline on the sur...

Journal: :Journal of medicinal chemistry 1993
M Cushman H M He C M Lin E Hamel

Although certain substituted cis-stilbenes have displayed potent tubulin polymerization inhibitory activity and significant cytotoxicities in cancer cell cultures, these compounds have limited aqueous solubility and are therefore difficult to formulate for in vivo evaluation. A series of water-soluble N-(3,4,5-trimethoxybenzyl)aniline salts has therefore been synthesized in which the olefinic b...

2008
B. Thimme Gowda Sabine Foro B. P. Sowmya Hartmut Fuess

In the structure of the title compound (N2CP2MBA), C(14)H(12)ClNO, the conformations of the N-H and C=O bonds are trans to each other. Furthermore, the conformation of the N-H bond is syn to the ortho-chloro group in the aniline ring and the C=O bond is syn to the ortho-methyl substituent in the benzoyl ring, similar to what is observed in 2-chloro-N-(2-chloro-phen-yl)benzamide and 2-methyl-N-p...

2013
Sajjad Sedaghat

The objective of this study is to evaluate the emulsifier role in the synthesis of Iron Polyaniline nanocomposite by in-situ oxidative polymerization of aniline and reduction of Iron ions into Fe nanoparticles. The polymerization of aniline was carried out in the presence of FeCl as oxidizing agent. During the reaction 3 aniline monomers undergo oxidation and form polyaniline (PANI) whereas the...

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