Used as a key intermediate in the synthesis of kinase inhibitors, particularly in the development of anticancer agents. Its structure allows selective modification to target specific enzymes involved in tumor growth. Commonly employed in medicinal chemistry for constructing potent, selective inhibitors of receptor tyrosine kinases. Also utilized in the preparation of small molecule drugs aimed at treating solid tumors and hematological malignancies. Shows utility in research settings for optimizing drug candidates with improved metabolic stability and binding affinity.