N-Carbobenzoxy-L-2-phenylglycine is widely used in peptide synthesis as a protecting group for amino acids. It helps prevent unwanted side reactions during the formation of peptide bonds, ensuring the synthesis proceeds efficiently. This compound is particularly valuable in the production of complex peptides and proteins, where selective protection and deprotection of functional groups are critical. Additionally, it finds application in pharmaceutical research for developing peptide-based drugs, where precise control over molecular structure is essential. Its stability and ease of removal under mild conditions make it a preferred choice in organic and medicinal chemistry.