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Thermodynamic study of an effective catalytic system, hydrogen peroxide and methyltrioxorhenium | ||
Iranian Journal of Catalysis | ||
مقاله 3، دوره 4، شماره 3، آذر 2014، صفحه 143-148 اصل مقاله (280.88 K) | ||
نوع مقاله: Articles | ||
نویسنده | ||
Fatemeh Niroomand Hosseini* | ||
Department of Chemistry, Shiraz Branch, Islamic Azad University, Shiraz, Iran. | ||
چکیده | ||
The thermodynamic of the known and very effective catalytic system, hydrogen peroxide (H2O2) and methyltrioxorhenium (MTO) is studied in different solvents using UV-Visible spectroscopic method. The thermodynamic parameters (ΔG, ΔH and ΔS) for two equilibrium reactions, MTO + H2O2 ⇌ A + H2O and A + H2O2 ⇌ B.H2O (A, [MeRe(O)2(O2)]; B.H2O, [MeRe(OH2)(O)(O2)2]), are determined. The obtained free energies of the reactions depend on dielectric constants of solvent, which are explained by Onsager’s reaction field theory. | ||
کلیدواژهها | ||
Methyltrioxorhenium؛ Hydrogen peroxide؛ Thermodynamic study | ||
مراجع | ||
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