A Novel and Facile Synthesis of Functionalized [4.4.3] and [4.4.4]Propellano-bislactones Using Acetates of the Baylis−Hillman Adducts

A simple and convenient synthesis of 11,16-di[(E)-arylidene]-13,14-dioxatetracyclo-[7.4.4.0.1,902,7]heptadeca-2,4,6-triene-12,15-diones and 12,17-di[(E)-benzylidene]-14,15-dioxatetracyclo[8.4.4.0.1,1002,7]octadeca-2,4,6-triene-13,16-dione, i.e., 2,10-dioxa[4.4.3]propellane-3,9-diones and 2,10-dioxa[...

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Veröffentlicht in:	Organic letters 2001-11, Vol.3 (23), p.3619-3622
Hauptverfasser:	Basavaiah, Deevi, Satyanarayana, Tummanapalli
Format:	Artikel
Sprache:	eng
Schlagworte:	Acetates - chemistry Crystallography, X-Ray Heterocyclic Compounds, 4 or More Rings - chemical synthesis Indicators and Reagents Lactones - chemical synthesis Models, Molecular Molecular Conformation
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Zusammenfassung:	A simple and convenient synthesis of 11,16-di[(E)-arylidene]-13,14-dioxatetracyclo-[7.4.4.0.1,902,7]heptadeca-2,4,6-triene-12,15-diones and 12,17-di[(E)-benzylidene]-14,15-dioxatetracyclo[8.4.4.0.1,1002,7]octadeca-2,4,6-triene-13,16-dione, i.e., 2,10-dioxa[4.4.3]propellane-3,9-diones and 2,10-dioxa[4.4.4]propellane-3,9-dione, using acetates of the Baylis−Hillman adducts has been described.
ISSN:	1523-7060 1523-7052
DOI:	10.1021/ol016469w