Used as an intermediate in the synthesis of antiviral medications, particularly in the production of nucleoside analogs. These analogs are designed to mimic natural nucleosides, allowing them to interfere with viral replication processes. The compound's protected sugar moiety and modified base make it suitable for controlled coupling reactions in multi-step drug synthesis. It is especially valuable in the development of therapeutics targeting RNA viruses, where precise stereochemistry is critical for biological activity. Its ester-protected form enhances stability and solubility during synthesis, facilitating purification and handling in non-aqueous environments.