(1R,4S)-Calamenene. Chemical correlation with the diterpene analogues of Eremophila

Authors:
  • JBJd Bunko
    Jd Bunko
  • EGEL Ghisalberti
    EL Ghisalberti
  • PJPr Jefferies
    Pr Jefferies

Abstract
(1 R ,4 S )-(-)-Calamenene has been synthesized from dihydroxyserrulatic acid of known absolute configuration. (1 R ,4 S )-(-)-8-Methoxycalamenene is shown to be the enantiomer of a calamenene isolated from the gorgonian Subergorgia hicksoni