KINETICS AND MECHANISM FOR THE OXIDATION OF ALKANES BY PEROXYNITROUS ACID IN THE GAS PHASE: THE SLOW STEP INVOLVING REACTION WITH OH RADICALS

被引:1
作者
Lobachev, V. L. [1 ]
Matvienko, Ya. V. [1 ]
Rudakov, E. S. [1 ]
机构
[1] Natl Acad Sci Ukraine, LM Litvinenko Inst Phys Organ & Coal Chem, UA-83114 Donetsk, Ukraine
关键词
alkanes; peroxynitrous acid; gas phase; kinetic distributive method; activation parameters; mechanism; hydroxyl radicals; CHEMISTRY;
D O I
10.1007/s11237-010-9128-z
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
A kinetic distributive method was used to determine the relative rate constants (k(RH)/k(EtH)) and activation parameters of reactions of alkanes (propane, butane, pentane, hexane, heptane, isobutane, cyclopentane, and cyclohexane) with peroxynitrous acid (HOONO) in the gas phase at 15-55 degrees C. The similarity of these results with the data for the reactions RH + center dot OH indicates that OH radicals are the active species in the reactions of HOONO with hydrocarbons.
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页码:119 / 125
页数:7
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