Used as a key intermediate in Suzuki-Miyaura cross-coupling reactions for the synthesis of biaryl compounds in pharmaceutical and agrochemical industries. Its boronic acid group enables efficient carbon-carbon bond formation under mild conditions. Commonly applied in the development of conjugated organic materials, including semiconductors and fluorescent dyes. Also utilized in medicinal chemistry for constructing heterocyclic scaffolds found in bioactive molecules. The ethoxycarbonyl group enhances solubility and provides a handle for further functionalization. Stable enough for storage but reactive under standard palladium-catalyzed coupling conditions.