Used as an intermediate in the synthesis of fluoroquinolone antibiotics, particularly in the production of advanced antimicrobial agents targeting resistant bacterial strains. Its structure enables enhanced penetration into bacterial cells and improved binding to DNA gyrase and topoisomerase IV, making it valuable in developing drugs for urinary tract infections, respiratory infections, and other bacterial diseases. Commonly utilized in pharmaceutical research and development for optimizing potency, pharmacokinetics, and reducing side effects in next-generation antibiotics.