Abstract
Two novel steroids, 3β,7α-dihydroxy-4α,14α-dimethyl-5α-cholest-8-en-11-one (2) and 3β,7β-dihydroxy-4α,14α-dimethyl-5α-cholest-8-en-11-one (3) were isolated from the latex of Euphorbia officinarum. Their structures were established on the basis of NMR and MS studies.
Acknowledgements
This research was supported by a grant from the Consejería de Presidencia de la Junta de Andalucía (CPJA-Spain) Exp. A13/00. M.D. thanks CPJA (Spain) for a scholarship.
Notes
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*Corresponding authors.
*Corresponding authors.