Fucα(1-6)GlcNAc plays a significant role in glycobiology, particularly in the study of glycosylation processes. It is commonly used in research to understand the structure and function of glycoproteins and glycolipids. This compound is instrumental in investigating the role of fucosylation in cell signaling, immune response, and pathogen interactions. It is also utilized in the development of glycan-based biomarkers for disease diagnosis, especially in cancer research. Additionally, Fucα(1-6)GlcNAc is employed in the synthesis of complex carbohydrates and glycoconjugates for therapeutic applications, including vaccine development and drug delivery systems. Its presence is critical in studying the biological activities of fucose-containing glycans in various cellular processes.