Efficient two directional syntheses of a homophthalate ester and novel resorcylate oligomers
Thermolysis of 6,6′-(2-oxopropane-1,3-diyl)bis(2,2-dimethyl-4 H-1,3-dioxin-4-one) in the presence of methanol gave a triketo-ester which subsequently aromatized to provide a synthetically useful homophthalate ester. Enolate C-acylation in the presence of diethylzinc was used to synthesize other doub...
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Veröffentlicht in: | Tetrahedron letters 2011-04, Vol.52 (17), p.2258-2261 |
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Hauptverfasser: | , , , |
Format: | Artikel |
Sprache: | eng |
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Zusammenfassung: | Thermolysis of 6,6′-(2-oxopropane-1,3-diyl)bis(2,2-dimethyl-4
H-1,3-dioxin-4-one) in the presence of methanol gave a triketo-ester which subsequently aromatized to provide a synthetically useful homophthalate ester. Enolate C-acylation in the presence of diethylzinc was used to synthesize other double diketo-dioxinones, which on cyclization, aromatization and dioxinone ring opening gave novel double resorcylate derivatives. |
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ISSN: | 0040-4039 1873-3581 |
DOI: | 10.1016/j.tetlet.2011.01.100 |