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Paper | Special issue | Vol 77, No. 2, 2009, pp.873-886
Published online, 18th September, 2008
DOI: 10.3987/COM-08-S(F)54
A Tetracarbonyl Paal Knorr Approach to Semicorrins

Anna Innitzer and Johann Mulzer*

*Institute of Organic Chemistry, University of Vienna, Währingerstraße 38, A-1090 Vienna, Austria

Abstract

A semicorrin model system was prepared via a novel twofold Paal-Knorr type cyclization of a tetracarbonyl precursor which was obtained from an aldol reaction between virtually identical partners, readily available from one and the same precursor.