Used as a key intermediate in the synthesis of fluorinated quinolone antibiotics, particularly in the development of advanced antimicrobial agents. Its structure enables the formation of complex heterocyclic systems that enhance drug binding to bacterial DNA gyrase and topoisomerase IV, improving potency against resistant strains. Also employed in the preparation of fluorescent probes and sensors due to its favorable photophysical properties, making it useful in biochemical imaging and diagnostic applications. Additionally, it serves as a building block in medicinal chemistry for designing kinase inhibitors and other bioactive molecules.