Table 2: Effect of varying dielectric constant of medium on the reaction rate at [CAB]o = 2.0 × 10−3 mol dm−3; [TCH]o = 2.0 × 10−2 mol dm−3; and [HClO4] = 0.2 mol dm−3; temp = 303 K.

% MeOH (v/v) (s−1)

076.737.95
574.508.42
1072.379.75
2067.4811.4
3062.7112.7
4058.0615.9