Bioactive constituents of Cedrelopsis microfoliata.
The stem bark of Cedrelopsis microfoliata has yielded the new compounds microfolian (1), microfolione (2), and microfolicoumarin (6) along with the known compounds agrandol (3), cedrecoumarin A (4), obliquin (5), and sesquichamaenol (7). Compounds 2-4 were found to show agonistic activity on both alpha- and beta-estrogenic receptors, and compounds 1, 3, and 4 were shown to inhibit the chemiluminescence of reactive oxygen metabolites and showed superoxide scavenging activity.