Table 3.

Activation parameters in the reaction between anilines and [IrCl₆]²⁻.

Anilines	∆H#, kJ/mol	∆S#, J/K mol	∆Ea#, kJ/mol	∆G#, kJ/mol	lnA
H	40.46 ± 0.044	− 269.91 ± 0.861	43.06	124.94	11.16
p-SO3H	54.59 ± 0.103	− 219.81 ± 2.048	57.19	123.39	17.24
p-COOH	36.54 ± 0.055	− 286.28 ± 1.109	39.15	126.15	9.11
O-COOH	47.89 ± 0.096	− 226.25 ± 1.904	50.50	118.71	16.51
p-NO2	40.93 ± 0.019	− 272.52 ± 0.369	43.53	126.23	10.84
p-Br	25.52 ± 0.029	− 284.94 ± 0.581	28.12	114.71	9.33
p-Cl	40.44 ± 0.06	− 241.58 ± 1.19	43.04	116.05	14.62
p-OCH3	60.33 ± 0.096	− 174.94 ± 1.9	62.93	115.09	22.49
p-I	23.98 ± 0.038	− 284.98 ± 0.748	26.58	113.18	9.35
p-COOC2H5	66.98 ± 0.089	− 174.26 ± 1.778	69.58	121.52	22.61
p-COCH3	61.95 ± 0.149	− 185.59 ± 2.948	64.54	120.04	21.17
p-F	16.52 ± 0.026	− 314.04 ± 0.519	19.12	114.81	5.82
p-CH3	80.41 ± 0.116	− 120.58 ± 2.29	83.01	118.14	29.24
2,6 diMe	18.85 ± 0.019	− 309.15 ± 0.372	21.45	115.61	6.45