Ru (III) Catalyzed Oxidation of Aliphatic Ketones by N-Bromosuccinimide in Aqueous Acetic Acid: A Kinetic Study

Table 1

Effect of variation of [substrate] 10² [Hg(OAc)₂] = 2.00 mol dm⁻³; HOAc = 10% (v/v); 10²[𝐻⁺] = 5.00 mol dm⁻³; 10⁵ [Ru (III)] = 2.09 mol dm⁻³; temp = 300 K.

10^3[NBS]	[ketone]	10^6𝑘𝑜 mol dm^−3 s^−1
mol dm^−3		EMK		IBMK
2.00	0.040	0.050	(0.761)	0.725
4.00	0.040	0.051	(0.759)	0.723
5.00	0.040	0.049	(0.762)	0.728
8.00	0.040	0.050	(0.760)	0.720
5.00	0.080	0.102	(1.190)	1.40
5.00	0.100	0.124	(1.330)	1.82	(3.03)
5.00	0.200	0.252	(1.790)	3.62	(4.17)
5.00	0.400	0.503	(2.130)	7.20	(5.00)
5.00	0.500			9.09	(5.55)

*Values presented in the parenthesis indicate Ru (III)-catalyzed redox system.