Synthetic strategies based on aromatic m
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X. Wang; V. Snieckus
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Article
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1991
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Elsevier Science
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French
โ 126 KB
An efficient synthesis of gymnopusin (2) using ortho metalation, Suzuki cross coupling, and new anionic Fries rearrangement (3) steps has been achieved. Gymnopusin, an unusual C-9(-10)-oxygenated phenanthrene isolated from Bulbophyllum gymnopus (Orchidaceae) was originally assigned structure 1,1 bu