4-Nitrophenyl 6-O-α-D-mannopyranosyl-α-D-mannopyranoside is a biochemical reagent utilized in glycoscience research. Glycoscience focuses on the study of carbohydrate structures, synthesis, biology, and evolution. It encompasses carbohydrate chemistry, the enzymology of glycan formation and degradation, protein-glycan interactions, and the roles of glycans in biological systems. This field is closely linked with fundamental research, biomedicine, and biotechnology.