Used as a key intermediate in the synthesis of selective kinase inhibitors, particularly in the development of anticancer agents. Its structure allows for strong binding to specific enzyme targets involved in cell signaling pathways, making it valuable in pharmaceutical research. Commonly employed in the preparation of small-molecule drugs targeting tyrosine kinases, which play critical roles in tumor growth and progression. Also utilized in medicinal chemistry for structure-activity relationship (SAR) studies to optimize drug potency and selectivity.