Used in pharmaceutical research as a key intermediate in the synthesis of bioactive compounds targeting central nervous system disorders. Shows potential in the development of agents for treating neurodegenerative diseases due to its ability to cross the blood-brain barrier. Also investigated for its modulatory effects on specific ion channels and receptors involved in pain signaling, making it relevant in analgesic drug design. Its sulfonamide and isoquinoline moieties contribute to strong binding affinity with certain enzyme targets, supporting use in structure-activity relationship (SAR) studies for optimizing therapeutic efficacy.