Examples
| Lewis acid | Alcohol | Conditions | Results |
|---|---|---|---|
| InCl3 | methanol | in dichloromethane | α:β = 7:1 |
| dioxane | water | heating | 75% yield |
| SnCl4 | methanol | in dichloromethane, –78 °C, 10 min | 83% yield, α:β = 86:14 |
| BF3·O(C2H5)2 | isopropanol | in dichloromethane, RT, 24 hr | 95% yield |
| ZnCl2 | ethanol | in toluene, RT, 30–60 min | 65–95% yield, α:β = 89:11 |
| BF3·O(C2H5)2 | benzyl alcohol | in dichloromethane, –20 °C to RT, 1 hr | 98% yield |
Read more about this topic: Ferrier Rearrangement
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