N(alpha)-boc-L-arginine is widely used in peptide synthesis as a protected form of L-arginine. The Boc (tert-butyloxycarbonyl) group acts as a protective shield for the amino group during the synthesis process, preventing unwanted reactions. This compound is particularly valuable in solid-phase peptide synthesis (SPPS), where it ensures the selective formation of peptide bonds. Additionally, it is employed in the production of bioactive peptides and pharmaceutical intermediates, where precise control over amino acid incorporation is essential. Its stability and ease of deprotection make it a preferred choice in research and industrial applications related to peptide chemistry.