LY303511 hydrochloride is primarily used in research settings to study its effects on cellular signaling pathways, particularly those involving PI3K and MAPK. It is often employed as a tool compound to investigate the role of these pathways in cancer biology, as it has shown potential in modulating cell proliferation and survival. Researchers utilize it to explore its impact on tumor growth and metastasis, providing insights into potential therapeutic strategies. Additionally, it is studied for its effects on inflammatory responses and immune regulation, offering a broader understanding of its applications in autoimmune diseases and other inflammatory conditions. Its role in enhancing the efficacy of other anticancer agents is also a key area of interest, making it a valuable compound in preclinical studies.