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Preparation and TMM cycloaddition of N-MOM oxindole 76.
 | |||||
|---|---|---|---|---|---|
| Entry | Pd (mol%) |
Ligand (mol%) |
Yield (%) |
dr | ee (%) |
| 1 | 5 | L14 (10) | 99 | 2.6:1 | 97 |
| 2 | 5 | L13 (10) | 54 | 8.4:1 | 90 |
| 3 | 5 | L11 (10) | 89 | 7.0:1 | 86 |
| 4 | 1 | L11 (2) | 28 | ND | ND |
| 5 | 5 | L10 (10) | 99 | 9.7:1 | 96 |
| 6 | 1 | L10 (2) | 97 | 10.0:1 | 99 |
