SNAP-94847 hydrochloride is primarily utilized in neuroscience research to study the role of melanin-concentrating hormone (MCH) receptors in the brain. It acts as a selective antagonist for the MCH1 receptor, making it a valuable tool for investigating behaviors and physiological processes regulated by this receptor, such as feeding behavior, energy balance, and mood regulation. Researchers use it to explore potential therapeutic applications for conditions like obesity, anxiety, and depression. Its ability to block MCH1 receptor activity helps in understanding the receptor's function and its impact on neural circuits, aiding in the development of targeted treatments for related disorders.