Used in organic synthesis as a building block for pharmaceuticals and agrochemicals, particularly in Suzuki-Miyaura cross-coupling reactions to form carbon-carbon bonds. Its boronic acid group enables efficient coupling with aryl or heteroaryl halides, making it valuable in the development of active ingredients in drug discovery and crop protection agents. Commonly employed in the preparation of kinase inhibitors and other biologically active molecules due to the pyrimidine core’s prevalence in medicinal chemistry.