Stereoselective synthesis of the fully f
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Taotao Ling; Fatima Rivas; Emmanuel A. Theodorakis
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Article
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2002
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Elsevier Science
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French
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A stereoselective synthesis of the core fragment 4 of terpentecin is presented. The five contiguous asymmetric centers of 4 were prepared from enone 8 via a sequence of steps highlighted by: oxygenation of the C6 center by epoxidation of enone 18, methylenation of the C8 carbonyl group of 20 by mean