Table 2.
Reaction Free Energies for Transformations 29_X → 21_X (ΔG1) and 21_X → 22_X (ΔG2) and Activation Free Energy for the First Redox Step (Transformation 22_X → TS22–23_X, ΔG‡1). Free Energies Calculated by SMD/M06-2X/def2-TZVP//SMD/M06-2X/LANL2DZ(d),6-31G(d) in Chloroform Are Given in kcal/mol
| ||||
|---|---|---|---|---|
| X | ΔG1 | ΔG1 | ΔG‡1 | ΔG‡t |
| OTf | 0.8 | 6.7 | 14.2 | 21.7 |
| TFA | 2.0 | 11.0 | 17.6 | 30.6 |
| OAc | 0.8 | 15.3 | 18.4 | 34.5 |