Table 41.
Enantioselective carbonylative coupling of an enyne under solvent-free conditions.
 | |||||
|---|---|---|---|---|---|
| entry | CO source (equiv) | solvent | time (h) | yield (%) | ee (%) |
| 1 | cinnamaldehyde (20) | none | 4 | 89 | 82 |
| 2 | CO gas | none | 4 | 23 | 60 |
| 3 | CO gas | xylene | 36 | 51 | 10 |
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