The title dammarane tritepene, 3α,20(S)-dihy¬droxy¬dammar-24-ene, which crystallized out in a hydrated form, C30H52O2.1.075H2O, was isolated from the Aglaia eximia bark. The three cyclo¬hexane rings adopt chair conformations. The cyclo¬pentane has an envelope conformation with the quaternary C at position 14 as the flap atom with the maximum deviation of 0.288 (2) Å. The methyl¬heptene side […]
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