Table 2.
Substrate Scope of Enantioselective HV of 1,3-Dienes
| no. | R4 | ligand | yield % | ee % (config.) |
|---|---|---|---|---|
| 1. | Me | (R,R)-DIOP | 95 | 95 (S) |
| 2. | C5H11 | (R,R)-DIOP | 95 | 95 (S) |
| 3. | C5H11 | (S,S)-BDPP | 96 | 96 (S) |
| 4. | CyHex | (S,S)-DIOP | 49 | 84 (R) |
| 5. | BnOCH2CH2 | (S,S)-BDPP | 95 | 97 (R) |
| 6. | BrCH2CH2 | (S,S)-DIOP | 97 | 93 (R) |
| 7. | EtOC(O)CH2 | (S,S)-BDPP | 84 | 98 (S) |
See Figure 3 A for procedure.