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ChemInform Abstract: A New Synthesis of Podophyllum Lignans by Weitz′ Aminium Salt-Induced Free Radical Cycloaddition Reaction of a Doubly Unsaturated Ester.
First published: April 16, 1996
Abstract
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ChemInform Abstract
In view of the synthesis of aryltetralin lactone lignans, doubly unsaturated esters are treated with Weitz′ aminium salt to obtain mixtures of regio- and stereoisomeric adducts. A proposed mechanism and detailed NMR data are presented.
