Used as a reagent in Suzuki-Miyaura cross-coupling reactions, enabling the formation of carbon-carbon bonds in organic synthesis. Its cyclopropyl structure with an ester-functionalized ethoxy group allows for the construction of complex cyclopropane-containing molecules, which are valuable in pharmaceuticals and agrochemicals. The trifluoroborate moiety enhances stability and solubility, making it a practical boron source in transition metal-catalyzed reactions. Commonly employed in the synthesis of bioactive compounds where the cyclopropane ring acts as a conformational constraint.