BOP sodium is widely used in peptide synthesis as a coupling reagent. It facilitates the formation of peptide bonds between amino acids, making it essential in the production of peptides for pharmaceutical and biochemical research. Its efficiency and reliability in activating carboxyl groups make it a preferred choice in solid-phase peptide synthesis. Additionally, BOP sodium is employed in the synthesis of complex organic molecules, where it aids in the formation of amide bonds, contributing to advancements in drug development and material science.