Widely used in organic synthesis, particularly in Suzuki-Miyaura cross-coupling reactions, this compound serves as a key boronic ester reagent. Its spirocyclic structure enhances stability and influences electronic properties, making it valuable in the development of organic electronic materials. It is commonly employed in the synthesis of conjugated polymers and small molecules for applications in OLEDs (organic light-emitting diodes) and other optoelectronic devices. The rigid backbone contributes to improved thermal stability and charge transport characteristics in the resulting materials. Additionally, its well-defined geometry supports the construction of porous organic frameworks used in sensing or catalysis.