Article ID | Journal | Published Year | Pages | File Type |
---|---|---|---|---|
5223820 | Tetrahedron | 2010 | 4 Pages |
Abstract
On heating, a hydroxy-keto-dioxinone underwent retro-Diels–Alder fragmentation and the resultant α,γ-diketo-ketene was efficiently trapped intramolecularly by a secondary alcohol to provide a macrocyclic triketo-lactone. Following ketal hydrolysis, transannular aromatization gave the resorcylate natural product, (S)-(−)-zearalenone.
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