CCG-63802 is primarily utilized in research settings as a selective inhibitor targeting specific biological pathways. It is often employed in biochemical studies to investigate the role of certain enzymes or proteins in cellular processes. Researchers use it to explore its effects on signaling pathways, which can provide insights into disease mechanisms, particularly in areas like cancer or neurological disorders. Additionally, it serves as a valuable tool in drug discovery, helping to identify potential therapeutic targets by modulating specific interactions within cells. Its application extends to in vitro experiments, where it aids in understanding molecular interactions and validating hypotheses related to cellular function and response.