Scope of the AuCNT-promoted oxidative esterification of alcohols 1a.
| ||||
|---|---|---|---|---|
| Entry | Alcohol 1 | Ester 2 | Time (d) | Yieldb (%) |
| 1 |
|
2a | 2 | 85 |
| 2 |
|
2b | 2 | 92 |
| 3 |
|
2c | 2 | 87 |
| 4 |
|
2d | 3 | 83 |
| 5 |
|
2e | 4 | 85 |
| 6 |
|
2f | 4 | 89 |
| 7 |
|
2g | 4 | 76 |
| 8 |
|
2h | 4 | 70 |
| 9 |
|
— | 4 | nrc |
| 10 |
|
— | 4 | nrc |
| 11 |
|
— | 4 | nrc |
| 12 |
|
— | 4 | nrc |
| 13 |
|
— | 4 | nrc |
Reaction conditions: 1 (0.1 mmol), AuCNT (0.54 mol%), MeOH (1 mL), NaOH (0.15 mmol), air, room temp.
Yield of isolated product.
No reaction.