CB1-IN-1 is primarily used in research settings to study the endocannabinoid system, specifically targeting the CB1 receptor. It serves as a valuable tool for investigating the physiological and pathological roles of CB1 receptors in various biological processes, including appetite regulation, pain perception, and neurological disorders. Researchers utilize this compound to explore potential therapeutic applications for conditions such as obesity, addiction, and neurodegenerative diseases. Its ability to modulate CB1 receptor activity makes it a key compound in developing new pharmacological strategies for managing these conditions.