Used as a key intermediate in the synthesis of cephalosporin antibiotics, enabling the development of broad-spectrum antimicrobial agents. It plays a critical role in modifying side chains to enhance antibiotic stability, potency, and resistance to beta-lactamase enzymes. Its structure allows for chemical modifications that improve pharmacokinetic properties in final drug formulations. Widely utilized in pharmaceutical research and industrial production of semi-synthetic cephalosporins.