AS-604850 is primarily used in research settings as a selective inhibitor of PI3Kγ (phosphoinositide 3-kinase gamma). Its application is significant in studying inflammatory and autoimmune diseases, as PI3Kγ plays a crucial role in immune cell signaling. Researchers utilize AS-604850 to investigate its potential in modulating immune responses, particularly in conditions like rheumatoid arthritis, asthma, and chronic obstructive pulmonary disease (COPD). Additionally, it aids in understanding the role of PI3Kγ in cancer progression, as this pathway is often dysregulated in tumor cells. By inhibiting PI3Kγ, AS-604850 helps elucidate mechanisms of inflammation and immune regulation, contributing to the development of targeted therapies.