Chemical composition and cytotoxicity of oils and eremophilanes derived from various parts of Eremophila mitchellii Benth. (Myoporaceae)

► E. mitchellii contains eremophilanes; a class of rare bicyclic sesquiterpenes. ► The chemical composition of the wood, leaf, root and branch oils of E. mitchellii. ► Isolation and elucidation of sesquithuriferone and six eremophilanes. ► The eremophilanes inhibit P388D1 cancer cell growth in vitro. ► A revision of the NMR and mass spectroscopic data for the eremophilanes.