7-Chloroquinoline-3-carboxylic acid is primarily utilized in the synthesis of various pharmaceutical compounds. It serves as a key intermediate in the production of antimalarial drugs and quinolone-based antibiotics. Additionally, it is employed in the development of antimicrobial and anti-inflammatory agents due to its bioactive quinoline core. Researchers also explore its potential in creating novel therapeutic agents targeting specific enzymes or pathways in diseases. Its versatility in organic synthesis makes it valuable for constructing complex molecules in medicinal chemistry.