Synthesis of (+)-Hanagokenol A, (+)-Fortunins E, G, H, and (-)-Sugikurojin A from Abietic Acid

[摘要]：A series of 12-hydroxy-substituted abietane diterpenes, functionalized on C19 or C18, have been synthesized starting from 18-hydroxyferruginol. The first synthesis of antibacterial hanagokenol A and fortunins E, G, and H, and a new procedure for preparing sugikurojin A and the immunosuppressive 19-hydroxyferruginol are reported.

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