The total synthesis of (ยฑ)-friedelin, an
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Robert E. Ireland; David M. Walba
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Article
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1976
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Elsevier Science
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French
โ 185 KB
In Previous reports' from these laboratories an efficient route to the pentacyclic diether 1 was described. A pentacyclic diaromatic compound of this type, with the trans-anti-trans BCD ring structure and the correct array of angular methyl groups, was envisaged as a useful key intermediate for the