Used as a key intermediate in the synthesis of pharmaceuticals, particularly in the development of kinase inhibitors for cancer treatment. It serves as a building block in medicinal chemistry due to the presence of reactive iodine and amine groups, enabling coupling reactions such as Suzuki or Buchwald-Hartwig aminations. Commonly employed in research settings to design bioactive molecules targeting tyrosine kinase pathways. Also utilized in the preparation of labeled compounds for biochemical assays and imaging studies.