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Modelling the kinetics of UV/H2O2 oxidation of dichloroacetic acid

C S Zalazar1, M D Labas, M E Lovato

  • 1INTEC (Universidad Nacional del Litoral and CONICET), Güemes 3450, 3000 Santa Fe, Argentina.

Water Science and Technology : a Journal of the International Association on Water Pollution Research
|August 7, 2007
PubMed

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Here, in contrast to the E2 reaction mechanism, we delve into the aspects of the E1 reaction mechanism, which has two steps: rate-limiting loss of the leaving group and abstraction of the beta hydrogen by a weak base. Typically, the experimental proof for the E1 mechanism is via kinetic studies or isotope studies. While the former demonstrates the first-order kinetics—the dependence of the reaction solely on substrate concentration—the latter proves the abstraction of hydrogen only in the...