نتایج جستجو برای: bromide ion

تعداد نتایج: 221758  

Journal: :environmental health engineering and management 0
kolsoom mohammad moradi environment health engineering, school of public health, hormozgan university of medical sciences, bandar abbas, iran kavous dindarloo environment health engineering department, school of public health, hormozgan university of medical sciences, bandar abbas, iran vali alipour environment health engineering department, school of publish health, hormozgan university of medical sciences, bandar abbas, iran mohsen heidari environment health engineering department, school of publish health, hormozgan university of medical sciences, bandar abbas, iran

background: bromide is found naturally in groundwater and surface water. the rapid growth of industrial activities, drainage of surface runoff, and use of methyl bromide in pesticides has increased bromide discharge to the environment. disinfection of water-containing bromide causes the creation of additional products of organo-halogenated that are considered cancer-causing agents. in this stud...

Journal: :Analytical sciences : the international journal of the Japan Society for Analytical Chemistry 2007
Atsushi Suzuki Lee Wah Lim Toyohide Takeuchi

The rapid separation of inorganic anions was determined by capillary ion chromatography using monolithic silica capillary columns modified with dilauryldimethylammonium bromide. The stability of the modified stationary phase was satisfactory owing to a strong hydrophobic interaction between the lauryl groups of the reagent, even if the eluent did not contain dilauryldimethylammonium ion. Bromid...

2010
Saeed Dehghanpour Ali Mahmoudi

In the title compound, [ReBr(C(12)H(9)IN(2))(CO)(3)], the coordination geometry of the Re(I) ion is a distorted fac-ReC(3)BrN(2) octa-hedron, arising from the N,N'-bidentate ligand, a bromide ion and a facial arrangement of three carbonyl ligands. The dihedral angle between the aromatic rings in the 4-iodo-N-(pyridin-2-yl-methyl-idene)aniline ligand is 46.2 (3)°. The bromide ion and its corresp...

Journal: :The Journal of biological chemistry 1948
L A HEPPEL V T PORTERFIELD

The dehalogenation in vivo of brominated aliphatic hydrocarbons such as methyl bromide (1) and bromochloromethane (2) has been demonstrated by recovery of inorganic bromide from blood and urine. The intracellular formation of bromide and methyl alcohol from methyl bromide has been advanced as an explanation for its prolonged toxic effect (3). Evidence for the splitting of chlorinated aliphatic ...

In recent years, ionic liquids have been used in pharmaceutical processes. Therefore, having a deep insight into the ion association behavior of ionic liquids in the presence of a drug is of particular importance. So, in this work, the molar conductivities of the ionic liquids, 1-alkyl-3-methylimidazolium bromide, [CnMIm]Br (n = 4, 6 and 8) in various concentrations of aspirin (ASA) ...

Journal: :The Journal of biological chemistry 2012
Lada Biedermannová Zbyněk Prokop Artur Gora Eva Chovancová Mihály Kovács Jiří Damborsky Rebecca C Wade

Many enzymes have buried active sites. The properties of the tunnels connecting the active site with bulk solvent affect ligand binding and unbinding and also the catalytic properties. Here, we investigate ligand passage in the haloalkane dehalogenase enzyme LinB and the effect of replacing leucine by a bulky tryptophan at a tunnel-lining position. Transient kinetic experiments show that the mu...

Kavous Dindarloo, Kolsoom Mohammad Moradi, Mohsen Heidari, Vali Alipour,

 Background: Bromide is found naturally in groundwater and surface water. The rapid growth of industrial activities, drainage of surface runoff, and use of methyl bromide in pesticides has increased bromide discharge to the environment. Disinfection of water-containing bromide causes the creation of additional products of organo-halogenated that are considered cancer-causing agents. In...

Journal: :Industrial health 2001
Y Yamano J Kagawa S Ishizu O Harayama

We encountered three patients (Patient I: 39-year-old man, Patient II: 34-year-old woman, and Patient III: 5-year-old girl) with acute methyl bromide poisoning, which had occurred as a result of exposure to the gas that leaked from methyl bromide cans stored in a warehouse of a seedling farm. Since all three patients exhibited almost the same initial symptoms, i.e., severe vomiting, tonic convu...

Journal: :physical chemistry research 0
hemayat shekaari physical chemistry department, university of tabriz, tabriz, iran mohammed taghi zafarani-moattar university of tabriz seyyedeh narjes mirheydari university of tabriz

in recent years, ionic liquids have been used in pharmaceutical processes. therefore, having a deep insight into the ion association behavior of ionic liquids in the presence of a drug is of particular importance. so, in this work, the molar conductivities of the ionic liquids, 1-alkyl-3-methylimidazolium bromide, [cnmim]br (n = 4, 6 and 8) in various concentrations of aspirin (asa) in acetonit...

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