Acta Cryst. (2005). E61, o3899-o3900  [ doi:10.1107/S1600536805034495 ]

(4aSR,10aRS)-1,2,3,4,4a,10a-Hexahydro-6,7-dimethoxy-1,1,4a-trimethylphenanthrene-9,10-dione

Y. Xiong, C.-R. Sun, M.-L. Hu and M.-C. Liu

Abstract: The title diterpene, C₁₉H₂₄O₄, which was totally synthesized from geranic acid, has the tricyclic backbone of a podocarpic diterpene. The skeleton does not show a planar configuration, but is distinctly bent.

Online 31 October 2005

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