Table 1. UB3LYP/6-311+G* Calculated Homolytic Bond Dissociation Energiesab.
reaction | F | Cl | Br | OH | OTf |
---|---|---|---|---|---|
(p-Cl–C6H4)3C• + X• → (p-Cl–C6H4)3CX | 83.2 | 46.2 | 34.3 | 59.2 | 47.0 |
(C6H5)2CH• + X• → (C6H5)2CHX | 91.3 | 55.4 | 43.6 | 67.6 | 56.8 |
(C6H5)(CH3)CH• + X• → (C6H5)(CH3)CHX | 95.8 | 63.7 | 52.8 | 73.3 | 68.1 |
Data calculated at ΔE + ZPE level of theory with the solvent model included.
Values in kcal mol–1.