WAY-605849 is primarily used in scientific research for its interaction with serotonin receptors, particularly as a 5-HT2C receptor agonist. Its application lies in studying neurological pathways related to appetite regulation, mood disorders, and addictive behaviors. Due to its selective action, it serves as a tool compound in preclinical studies aiming to understand the role of 5-HT2C activation in reducing food intake and body weight, making it relevant in obesity research. It has also been explored for potential effects on drug-seeking behavior, supporting investigations into treatments for substance use disorders. The compound is not used clinically and remains restricted to laboratory and experimental settings.