Used as an intermediate in the synthesis of pharmaceuticals, particularly in the development of active pharmaceutical ingredients (APIs) requiring cyclobutane-based scaffolds. Its amine functionality allows for coupling reactions in drug design, especially in CNS-targeted compounds and kinase inhibitors. The ethoxy group enhances solubility and influences metabolic stability, making it valuable in optimizing lead compounds during medicinal chemistry research. Commonly employed in the preparation of small-molecule therapeutics where ring strain and conformational rigidity are desired for target selectivity.