Widely used in pharmaceutical synthesis, this compound serves as a key chiral intermediate in the production of biologically active molecules, particularly protease inhibitors. Its protected functional groups and defined stereochemistry make it valuable for constructing complex drug scaffolds, especially in antiviral and anticancer agents. The hydroxyl and amine groups allow for selective modifications, enabling stepwise assembly of target molecules in multi-step organic syntheses. It is especially favored in solid-phase and solution-phase peptide-like synthesis due to compatibility with standard protecting group strategies.