6-Bromo-2-chloroquinoline-4-carboxylic acid is primarily used in the field of organic synthesis and pharmaceutical research. It serves as a key intermediate in the development of various biologically active compounds, particularly in the synthesis of quinoline-based drugs. Its structure is valuable for creating molecules with potential antimicrobial, anticancer, and anti-inflammatory properties. Additionally, it is utilized in the design of chemical probes and ligands for studying biological targets and pathways. The compound's reactivity and functional groups make it a versatile building block in medicinal chemistry and drug discovery efforts.