Allyltributylstannane is widely used in organic synthesis, particularly in carbon-carbon bond-forming reactions. It serves as a key reagent in allylation processes, where it introduces allyl groups to various organic substrates, such as carbonyl compounds, enabling the creation of complex molecules. This compound is also employed in Stille cross-coupling reactions, a powerful method for constructing carbon-carbon bonds in the synthesis of pharmaceuticals, natural products, and polymers. Its stability and reactivity make it a valuable tool in medicinal chemistry for designing and developing drug candidates. Additionally, it is utilized in material science for modifying polymers and creating advanced materials with specific properties.