Sulfosuccinimidyl oleate sodium is widely used in biochemical research for its ability to modify proteins and peptides. It is particularly valuable in the preparation of immunogens, where it helps in the conjugation of haptens to carrier proteins, enhancing their immunogenicity. This chemical is also employed in the development of drug delivery systems, where it facilitates the attachment of therapeutic agents to targeting molecules, improving their specificity and efficacy. Additionally, it plays a role in the study of membrane proteins, aiding in their labeling and tracking within cellular environments. Its applications extend to the field of diagnostics, where it is used to create sensitive and specific assay reagents.