The SnAP DA reagent is primarily used in organic synthesis for the functionalization of amines. It facilitates the conversion of primary amines into a variety of nitrogen-containing heterocycles, which are crucial intermediates in the production of pharmaceuticals, agrochemicals, and other fine chemicals. Its ability to selectively modify amines under mild conditions makes it a valuable tool in the development of complex molecules. Additionally, the reagent is employed in the synthesis of bioactive compounds, enabling the creation of diverse structures with potential therapeutic applications. Its versatility and efficiency in amine functionalization contribute significantly to advancements in medicinal chemistry and drug discovery.