Used as a key intermediate in the synthesis of certain fluoroquinolone antibiotics, particularly those targeting drug-resistant bacterial infections. Its structure enables enhanced penetration into bacterial cells and improved binding to DNA gyrase and topoisomerase IV, enzymes critical for bacterial DNA replication. This compound contributes to the development of antimicrobial agents with broader spectrum activity and reduced susceptibility to common resistance mechanisms. It is especially valuable in designing next-generation antibiotics for treating respiratory, urinary tract, and systemic infections caused by resistant pathogens.