Used as a key intermediate in the synthesis of quinazoline-based pharmaceutical compounds, particularly in the development of kinase inhibitors for targeted cancer therapies. Its structure supports binding to enzyme active sites involved in signal transduction pathways, making it valuable in oncology drug research. The fluorine and cyclopropyl groups enhance metabolic stability and bioavailability in final drug formulations. Employed in medicinal chemistry for structure-activity relationship (SAR) studies to optimize potency and selectivity of anticancer agents.