Total Synthesis of the Indole Alkaloid V
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Priv.-Doz. Dr. Dietrich Spitzner; Prof. Dr. Ernest Wenkert
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Article
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1984
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John Wiley and Sons
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English
β 213 KB
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The tetrahedrane framework with R=tBu and the octabisvalene framework with R = CH3 presumably form because of steric reasons. Whereas the hydrocarbon 2 is highly strained, the arrangement in 1 is largely strain-free, based on the intermolecular contact distances. With other residues R the occurrenc