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DAAA of Allyl Enol Carbonates of Various Phenyl Ketones
 | ||||||
|---|---|---|---|---|---|---|
| entry | R2 | substrate (Z/E) |
product | time | yield | ee |
| 1 | Me |
68 (>98/2) |
S-69 | 3 h | 96% | 94% |
| 2 | Et |
70 (>98/2) |
71 | 2 h | 94% | 94% |
| 3 | n-Pent |
72 (>98/2) |
73 | 16 h | 93% | 92% |
| 4 | Bn |
74 (>98/2) |
75 | 1 h | 75% | 88% |
| 5 | i-Pr |
76 (>98/2) |
77 | 24 h | 30% | 32% |
