Table 16.
DcA of α-Ketamine Protected Amino Acid Allyl Esters
![]() | ||||||
|---|---|---|---|---|---|---|
| entry | R1 | R2 | solvent | temp (°C) | ligand | yield (%) |
| 1 | Ph | H | THF | 25 | dppf | 67 |
| 2 | Ph | Me | THF | 40 | dppf | 81 |
| 3 | Ph | Ph | THF | 40 | dppf | 75 |
| 4 | 4-F-C6H4 | H | THF | 25 | dppb | 66 |
| 5 | 4-F-C6H4 | Me | THF | 40 | dppb | 93 |
| 6 | 4-MeO-C6H4 | Me | THF | 40 | dppb | 85 |
| 7 | CH2Ph | Me | Toluene | 110 | dppf | 63 |
| 8 | CH2Ph | Ph | Toluene | 110 | dppf | 46 |
| 9 |
|
H | Dioxane | 102 | dppb | 67 |
| 10 |
|
Me | Toluene | 110 | dppf | 26 |
