CP-409092 is primarily utilized in research settings as a potent and selective inhibitor of the enzyme glycogen synthase kinase-3 (GSK-3). Its application is significant in studying cellular signaling pathways, particularly those involved in glucose metabolism, neurodevelopment, and neurodegenerative diseases. Researchers employ CP-409092 to investigate its potential therapeutic effects in conditions like Alzheimer's disease, diabetes, and mood disorders, where GSK-3 dysregulation plays a critical role. Additionally, it is used to explore its impact on Wnt signaling, which is crucial for understanding cancer progression and stem cell regulation.