This compound is primarily utilized in the field of biochemistry and molecular biology as a fluorescent labeling reagent. Its structure allows it to act as a reactive dye, particularly for labeling proteins, peptides, and other biomolecules. The presence of the sulfonate groups enhances its water solubility, making it suitable for use in aqueous environments. It is often employed in fluorescence-based assays, imaging techniques, and studies involving protein-protein interactions or cellular localization. The compound’s ability to form stable conjugates with target molecules makes it valuable in tracking and visualization applications in both in vitro and in vivo systems. Additionally, its fluorescent properties are leveraged in diagnostic tools and research methodologies to study dynamic biological processes.