Table 5.

Kinetic characteristics of the ligand (HL) and its chelates (1–3).

Comp.	Temp. (oC)	Method	Parameters					R2
			Ea (kJ.mol−1)	A (s−1)	– ΔS* (J.mol−1K−1)	ΔH* (kJ.mol−1)	ΔG* (kJ.mol−1)
HL	First step	CR HM	99.69 110.06	1.59 ‏ × 106 1.30 ‏ × 10‏7	131.74 114.84	94.85 104.89	171.54 176.36	0.99974 0.99945
	Second step	CR HM	100.71 114.29	9.09 ‏ × 10‏3 6.91 ‏ × 10‏4	177.41 160.94	94.00 107.26	237.03 243.33	0.98718 0.99605
(1)	First step	CR HM	76.07 82.00	2.08 ‏ × 10‏9 1.58 ‏ × 1010	68.19 51.31	73.04 78.98	97.87 97.66	0.97178 0.97156
	Second step	CR HM	92.36 100.37	2.77 ‏ × 10‏7 2.11 × ‏108	106.59 89.72	88.27 96.27	140.69 140.43	0.97683 0.9754
	Third step	CR HM	99.07 111.60	1.81 ‏ × 10‏4 1.53 ‏ × 10‏5	170.98 153.24	92.91 105.44	219.57 218.96	0.99899 0.99827
(2)	First step	CR HM	69.55 75.55	3.48 ‏ × 108 2.83 ‏ × 109	82.63 65.47	66.68 72.58	95.25 95.93	0.97289 0.9719
	Second step	CR HM	96.62 104.84	4.98 ‏ × 10‏7 3.83 × ‏108	101.91 84.93	92.44 100.66	143.65 143.34	0.98541 0.98411
	Third step	CR HM	95.62 106.51	3.90 ‏ × 10‏4 2.81‏ × 10‏5	164.09 147.65	89.81 100.72	204.33 203.57	0.95618 0.95628
(3)	First step	CR HM	97.57 106.28	9.26 × 107 7.68 × 108	96.95 79.35	93.28 102.00	143.22 142.87	0.99267 0.99563
	Second step	CR HM	78.49 88.74	2.68 × 104 2.37 × 105	165.91 147.81	73.53 83.77	172.42 172.08	0.99888 0.99713