Used as a potent pharmaceutical intermediate in the synthesis of selective kinase inhibitors, particularly in oncology research. It plays a key role in developing compounds that target specific signaling pathways involved in tumor growth and inflammation. Due to its lipophilic and hydrogen-bonding properties, it enhances blood-brain barrier penetration, making it valuable in central nervous system-targeted drug design. Also utilized in structure-activity relationship studies to optimize potency and metabolic stability in preclinical candidates.