Acta Cryst. (2003). E59, o1403-o1404  [ doi:10.1107/S1600536803018233 ]

(-)-Fern-7-en-3-ol from Sebastiania brasiliensis

S. Khera, S. D. Jolad, M. D. Carducci and B. N. Timmermann

Abstract: The structure of a fernane isolated from S. brasiliensis was established as fern-7en-3-ol, C₃₀H₅₀O. Rings A and D assume a chair conformation, while rings B and C adopt a twist-boat conformation. Rings A/B, C/D, and D/E are trans fused. The relative orientation of the hydroxy group and that of the isopropyl group is .

Online 30 August 2003

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