Used as a key intermediate in the synthesis of pharmaceutical compounds, particularly in the development of kinase inhibitors for cancer treatment. Its boronic acid functional group enables Suzuki-Miyaura cross-coupling reactions, allowing efficient construction of complex aromatic frameworks in drug molecules. Commonly employed in medicinal chemistry for lead optimization due to its ability to enhance binding affinity and metabolic stability. Also utilized in the preparation of protease inhibitors and other bioactive agents where precise molecular architecture is critical.