Used as a key intermediate in the synthesis of complex carbohydrate-based molecules, particularly in the preparation of oligosaccharides and glycoconjugates. Its protected hydroxyl groups allow selective deprotection and glycosylation reactions, making it valuable in medicinal chemistry for developing glycosidase inhibitors, antiviral agents, and vaccine candidates. Commonly employed in solid-phase and solution-phase oligosaccharide assembly due to its stereochemical purity and stability under various reaction conditions.