Used as a key intermediate in the synthesis of cephalosporin antibiotics, particularly third-generation cephalosporins. It plays a critical role in forming the core structure of antimicrobial agents that are effective against a broad spectrum of bacteria, including resistant strains. Its structure allows for efficient coupling with other pharmacophores to enhance antibiotic potency, stability, and bioavailability. Widely utilized in pharmaceutical manufacturing for developing drugs that treat respiratory, urinary tract, and skin infections.