Used as a key intermediate in carbohydrate chemistry, particularly in the synthesis of complex oligosaccharides and glycoconjugates. Its main application lies in glycosylation reactions where selective formation of glycosidic bonds is required. The benzyl protecting group enhances stability and directs stereochemical outcomes during sugar coupling. It is widely employed in the development of pharmaceuticals, especially in the preparation of antiviral and anticancer agents that target cellular recognition processes involving carbohydrates. Also utilized in the construction of vaccine candidates and enzyme inhibitors due to its ability to mimic natural sugar structures.