Used extensively as a fluorescent dye in various scientific applications due to its high fluorescence quantum yield and photostability. Commonly employed in fluorescence microscopy to label and track biological molecules, cells, and tissues. It is also utilized in flow cytometry for cell sorting and analysis. In laser technology, it serves as a gain medium in dye lasers, particularly in the visible spectrum. Additionally, it is applied in biochemical assays for detecting and quantifying specific analytes. Its bright emission and stability make it a valuable tool in both research and diagnostic fields.