Carmelo RosqueteEsther del OlmoFrancisca SanzArturo San Feliciano2026-03-222026-03-22200210.1248/cpb.50.964https://doi.org/10.1248/cpb.50.964https://andeanlibrary.org/handle/123456789/45869Citaciones: 13A symmetrical dimeric sesquiterpenoid, biatractylolide (1), was isolated from the resin of Trattinickia rhoifolia WILLD. The structure of compound 1 was elucidated by one- and two-dimensional NMR techniques and electron impact-mass spectra (EI-MS) data, and confirmed by X-ray crystallographic analysis.enChemistryCrystal structureStereochemistryMass spectrumCrystallographyThe Crystal Structure of Biatractylolide, an 8,8' (C-C) Linked Dimeric 12,8-Eudesmanolide from the Resin of Trattinickia rhoifolia WILLD.article