Used primarily in biochemical research, this compound serves as a reagent for modifying proteins and peptides. It is particularly effective in amidination reactions, where it introduces amidine groups into molecules, enhancing their stability and altering their biochemical properties. This modification is crucial in studies involving protein structure and function, aiding in the identification of active sites and interaction points. Additionally, it finds application in the synthesis of various pharmaceuticals, where it helps in the development of drugs with improved efficacy and specificity. Its role in the preparation of modified biomolecules also supports advancements in diagnostic assays and therapeutic agents.