Widely used in Suzuki-Miyaura cross-coupling reactions, this compound serves as a stable and selective boron reagent in complex organic synthesis. Its MIDA (N-methyliminodiacetic acid) protecting group enhances stability toward moisture and purification, allowing for iterative cross-coupling strategies in the construction of polyene frameworks and natural products. The ester’s slow-release properties under mild aqueous conditions enable controlled activation of the boronic acid, reducing side reactions and improving coupling efficiency. It is particularly valuable in pharmaceutical and agrochemical research where precise molecular assembly is critical.