Used in peptide synthesis as a protecting group for proline, ensuring selective reactions during the formation of peptide bonds. It is particularly valuable in solid-phase peptide synthesis (SPPS) to prevent unwanted side reactions. The compound also finds application in the preparation of chiral catalysts and intermediates in organic synthesis. Its stability and ease of removal make it a preferred choice in the synthesis of complex peptides and bioactive molecules. Additionally, it is employed in research to study enzyme mechanisms and protein interactions.