Aliphatic claisen rearrangement promoted
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Kazuhiko Takai; Ichiro Mori; Koichiro Oshima; Hitosi Nozaki
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Article
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1981
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Elsevier Science
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French
โ 214 KB
Treatment of ally1 vinyl ether derivatives with organoaluminium amphoteric reagent, R3Al or R2AlSPn, results in the title reaction at room temperature under uptake of R, H, or SPh as a nucleophile on the aldehydic carbon. Lewis acid catalysis of Diels-Alder reaction' or ene reaction2 has been recent