Used as a chiral building block in the synthesis of biologically active compounds, particularly in the development of pharmaceuticals. Its structure contains both a protected amine and a carboxylic acid group, making it ideal for peptide coupling reactions. The thiazole ring provides a heterocyclic motif commonly found in drugs with antimicrobial, antiviral, or kinase inhibitory activity. It is frequently employed in the preparation of enzyme inhibitors and receptor modulators, especially in research targeting oncology and infectious diseases. The Boc-protected amine allows for controlled deprotection and stepwise synthesis in solid-phase or solution-phase peptide assembly.