The energetic span (δE, in kcal mol−1) for both the DAPCy configurations beginning from stereochemically different possible binding modes of allyl alcohol in the catalyst–substrate complex.
| Endo-re | Exo-si | Endo-si | Exo-re | |
|---|---|---|---|---|
| (S,R,S)-DAPCy | 14.1 | 10.6 | 11.2 | 13.0 |
| (S,S,S)-DAPCy | 15.1 | 12.3 | 13.0 | 12.6 |