Used as an intermediate in the synthesis of biologically active compounds, particularly in the development of pharmaceuticals. Its chiral amine functionality makes it valuable in asymmetric synthesis, where stereochemistry plays a critical role in drug efficacy. Commonly employed in the preparation of protease inhibitors and other therapeutic agents targeting central nervous system disorders and metabolic diseases. The tert-butyl protecting group allows for selective reactions in multi-step organic syntheses, enhancing yield and purity. Also utilized in research settings for building novel morpholine-based scaffolds with potential pharmacological activity.