6-Bromochromone-2-carboxylic acid is primarily used in organic synthesis and pharmaceutical research. It serves as a key intermediate in the development of various bioactive compounds, particularly those with potential therapeutic applications. Its chromone core structure is valuable in designing molecules with anti-inflammatory, antioxidant, and anticancer properties. Additionally, it is utilized in the synthesis of heterocyclic compounds, which are often explored for their pharmacological activities. Researchers also employ this chemical in studying structure-activity relationships to optimize drug candidates for improved efficacy and safety.