Used as a specialized reagent in organic synthesis, particularly in cross-coupling reactions where the trimethylsilyl group acts as a stabilizing and directing moiety. The boron-containing ring enables participation in Suzuki-Miyaura coupling reactions, allowing for efficient carbon-carbon bond formation in complex molecule assembly. Its allylic structure with defined stereochemistry (E-configuration) supports stereoselective transformations, making it valuable in pharmaceutical and agrochemical synthesis where precise molecular architecture is critical. The silyl group also facilitates purification and handling due to enhanced lipophilicity and stability under various reaction conditions.