2-Hydroxyeupatolide has anti-inflammatory activity,it may suppress the inflammatory response through inhibiting the activation of NF-κB signaling pathways, and make a contribution to further understanding the pharmaceutical activity of Eupatorium plants.
Costatolide is isolated from Calophyllum lanigerum var austrocoriaceum and Calophyllum brasiliense, it exhibits potent activity against HIV-1 reverse transcriptase. It has a role as a HIV-1 reverse transcriptase inhibitor and a plant metabolite. It is a delta-lactone, a cyclic ether, a secondary alcohol and an organic heterotetracyclic compound.