Used primarily as a coupling reagent in organic synthesis, especially in palladium-catalyzed reactions such as Suzuki-Miyaura cross-coupling. The compound serves as a source of both boron and silicon, enabling dual functionalization in the construction of complex organic molecules. Its boronate ester group participates in transmetalation, while the triethylsilyl group acts as a protecting group or a handle for further modification. This dual reactivity makes it valuable in the synthesis of pharmaceuticals, agrochemicals, and advanced materials where precise molecular architecture is required. The stability and ease of handling of the dioxaborolane ring enhance its utility in multi-step synthetic sequences.