Kinetics and Mechanism of Micellar Catalyzed Oxidation of Dextrose by N-Bromosuccinimide in H₂SO₄ Medium

Table 3

Dependence on temperature and activation parameters.

	^a10^4   s^−1	^b10^4   s^−1	^c10^4   s^−1
Temperature (°C)
30	0.40	0.37	1.26
35	0.51	0.51	1.66
40	0.78	0.68	2.30
45	1.0	1.08	3.02
50	1.32	1.49	4.10
Activation parameters
	48.81	53.42	45.21
	4.05	4.75	3.90
Δ	46.20	50.82	42.60
−Δ	323.68	325.01	314.90
Δ	147.51	152.55	141.17

NBS = 2.0 10⁻⁴ mol dm⁻³; dextrose = 2.5 10⁻² mol dm⁻³; H₂SO₄ = 0.5 10⁻⁴ mol dm⁻³; Hg(OAc)₂ = 5.0 10⁻⁴ mol dm⁻³; acetic acid (30%) (v/v).
^bNBS = 2.0 10⁻⁴ mol dm⁻³; dextrose = 2.5 10⁻² mol dm⁻³; H₂SO₄ = 0.5 10⁻⁴ mol dm⁻³; Hg(OAc)₂ = 5.0 10⁻⁴ mol dm⁻³; SDS = 1.0 10⁻² mol dm⁻³; acetic acid (30%) (v/v).
^cNBS = 2.0 10⁻⁴ mol dm⁻³; dextrose = 2.5 10⁻² mol dm⁻³; H₂SO₄ = 0.5 10⁻⁴ mol dm⁻³; Hg(OAc)₂ = 5.0 10⁻⁴ mol dm⁻³; TX-100 = 1.0 10⁻³ mol dm⁻³; acetic acid (30%) (v/v).