LCL521 is primarily utilized in research settings, particularly in the study of cellular processes and signaling pathways. It is known for its role as a selective inhibitor, targeting specific enzymes or proteins to help scientists understand their function and regulation within cells. This compound is often employed in biochemical assays and cell-based experiments to investigate mechanisms related to disease pathways, such as cancer or neurodegenerative disorders. Its application aids in the development of potential therapeutic strategies by providing insights into molecular interactions and cellular responses. Additionally, LCL521 may be used in drug discovery programs to screen for compounds with similar or enhanced inhibitory effects.