Used as a key intermediate in the synthesis of fluorinated quinazoline derivatives that exhibit potent biological activity, particularly in pharmaceutical applications. It serves as a building block for kinase inhibitors, which are important in the development of anticancer agents. Its structure allows for selective substitution at reactive sites, enabling the creation of targeted therapeutics with improved metabolic stability and binding affinity. Commonly employed in medicinal chemistry research for optimizing drug candidates in oncology and inflammatory disease programs.