Used as a key intermediate in the synthesis of pharmaceutical compounds, particularly in the development of kinase inhibitors and other bioactive molecules. Its protected amine and phenolic hydroxyl group allow for selective functionalization, making it valuable in medicinal chemistry for constructing complex drug scaffolds. The fluorine substituent enhances binding affinity and metabolic stability in target molecules, often improving pharmacokinetic properties. Commonly employed in multi-step organic syntheses where orthogonal protection strategies are required.