نتایج جستجو برای: linear alkyl benzene
تعداد نتایج: 514886 فیلتر نتایج به سال:
The asymmetric unit of the title compound, C(18)H(29)NO(3), contains two independent mol-ecules. The benzene ring and the mean plane of the alkyl unit form dihedral angles of 83.69 (12) and 77.14 (11)° in the two mol-ecules. In the crystal structure, weak C-H⋯O hydrogen bonds link mol-ecules into double-layer ribbons extending in [110].
In the midst of an outbreak, carbapenem-resistant Acinetobacter baumannii was grown from samples of multiple environmental sites in an intensive care unit. A commercial oxidizing disinfectant (potassium peroxomonosulphate 50%, sodium alkyl benzene sulphonate 15%, and sulphamic acid 5%) was introduced throughout the intensive care unit, and its use coincided with cessation of the outbreak.
It has been observed that the sulfonate portion of alkyl benzene sulfonate (ABS) will undergo microbial attack in certain pure and mixed cultures if an energy source, such as glucose, is available. The evidence for this is provided by the stoichiometric relationship between the reduction of ABS concentration and the appearance of inorganic sulfur compounds.
In the title compound, C30H40FNO3, the dihedral angle between the benzene rings is 57.76 (7)°. The alkyl chain adopts an all-trans conformation. In the crystal, mol-ecules are linked by pairs of C-H⋯O hydrogen bonds, forming inversion dimers.
Hydro gel formed by 5'-guanosine monophosphate (GMP) in the presence of a potassium ion is expected to exhibit interesting selectivity in capillary electrophoretic separations. Here, we estimated the conditional association constants between the hydro gel (G-gel) and aromatic compounds by capillary electrophoresis in order to investigate the separation selectivity that is induced by the G-gel. ...
The degradation process of brominated flame retardant (BFR) and BFR-containing waste computer housing plastic in various supercritical fluids (water, methanol, isopropanol and acetone) was investigated. The results showed that the debromination and degradation efficiencies, final products were greatly affected by the solvent type. Among the four tested solvents, isopropanol was the most suitabl...
Title of Document: STUDYING LIQUID DYNAMICS WITH OPTICAL KERR EFFECT SPECTROSCOPY Xiaoxiao He, Doctoral of Philosophy, 2015 Directed By: Professor, John T. Fourkas, Department of Chemistry and Biochemistry Time-resolved optical Kerr effect (OKE) spectroscopy is an established technique for studying the orientational dynamics of liquids. The reduced spectral density (RSD) obtained from transform...
Background and Objectives: In the past decades, due to population growth and industrial activities, important water resources around the world have been exposed to domestic, industrial and agricultural wastewater. One of the most important wastewater pollutants is linear alkylbenzene sulphonates (LASs). This study aimed to investigate the concentration and health risk assessment of these compou...
The Front Cover shows the CO2 chemisorption behavior of coordination-derived phenolate sorbents. Phenolate-based systems were constructed via coordination between alkali metal cations (Li+ or Na+) with crown ethers to avoid participation active protons in chemisorption. uptake could be achieved by O−C bond formation afford carbonate. capacity and reaction enthalpy significantly influenced effec...
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