TriGalNAc CBz is widely used in glycobiology research for studying carbohydrate-protein interactions, particularly in the context of lectin binding and cell surface recognition. It serves as a key intermediate in the synthesis of complex glycoconjugates, enabling the development of glycan-based probes and inhibitors. This compound is also utilized in the preparation of glycosylated peptides and proteins, which are essential for understanding biological processes like immune response and pathogen recognition. Additionally, it plays a role in the design of glycotherapeutic agents and vaccines, contributing to advancements in targeted drug delivery and immunotherapy.