Deacetyleupaserrin is a sesquiterpene lactone isolated from plants such as Ageratina adenophora. It is used in research settings for its potential bioactive properties, particularly in studies related to antimicrobial, antifungal, and anti-inflammatory activity. It shows promise in the development of natural product-derived pharmaceuticals. Additionally, it is investigated for its role in plant defense mechanisms, making it of interest in agricultural chemistry for potential use in crop protection strategies.