Used as an intermediate in organic synthesis, particularly in the preparation of pharmaceuticals and biologically active compounds. Its protected amino group and ester functionality make it valuable in peptide-like chain elongation and heterocyclic ring formation. Commonly employed in medicinal chemistry for constructing thiazole-based scaffolds, which are found in antimicrobial, anti-inflammatory, and kinase inhibitor drugs. The tert-butoxycarbonyl (Boc) protecting group allows for controlled deprotection under mild acidic conditions, enabling selective reactions in multi-step syntheses.