Sigma-1 receptor antagonist 2 is primarily utilized in research settings to study the role of sigma-1 receptors in various physiological and pathological processes. It is particularly valuable in neuroscience, where it helps investigate the receptor's involvement in neuroprotection, neurodegenerative diseases, and psychiatric disorders. By blocking sigma-1 receptors, this compound aids in understanding their modulation of ion channels, neurotransmitter systems, and cellular signaling pathways. Additionally, it is used in pharmacological studies to explore potential therapeutic applications for conditions such as pain, depression, and addiction. Its application extends to cancer research, where sigma-1 receptor inhibition is examined for its potential to influence tumor growth and apoptosis. Overall, this antagonist serves as a critical tool for elucidating the complex functions of sigma-1 receptors in health and disease.