Used as a key intermediate in the synthesis of certain fluoroquinolone antibiotics, particularly those targeting resistant bacterial strains. 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 broad-spectrum activity, especially against Gram-positive pathogens and some atypical bacteria. It is also explored for use in treatments requiring high tissue penetration, such as respiratory, urinary tract, and skin infections. Research applications include optimizing pharmacokinetic properties and reducing off-target effects in next-generation antibiotics.