MSX-127 is primarily utilized in the field of medical research, particularly in the study of neurological disorders. It serves as a potent and selective antagonist for specific glutamate receptors, which play a critical role in synaptic transmission and plasticity in the brain. By inhibiting these receptors, MSX-127 helps researchers investigate the mechanisms underlying conditions such as epilepsy, neurodegenerative diseases, and chronic pain. Its application in experimental models provides valuable insights into potential therapeutic strategies, aiding in the development of targeted treatments for these complex disorders. Additionally, MSX-127 is used in pharmacological studies to explore the broader implications of glutamate receptor modulation in cognitive functions and neural signaling pathways.