Experiments on the Total Synthesis of Ly
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Rudolf O. Duthaler; Peter Mathies; Walter Petter; Christoph Heuberger; Veronica
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Article
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1984
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John Wiley and Sons
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German
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## Abstract The substituted 1,2,3,4,4a,9,10,10aβoctahydrophenanthreneβ4,9βdione **2**, synthesized from the cyclohexanone **8** and quinone __11__ (__Scheme 2__), was found by Xβray analysis adn ^1^HβNMR studies to be the isomer with __cis__βjunction of the saturated rings. The __cis__βfusion could