Used as a key intermediate in the synthesis of pharmaceuticals, particularly in the development of prodrugs through esterification with active pharmaceutical ingredients. Its long aliphatic chain with a terminal phenyl group enhances lipophilicity, improving cell membrane permeability of conjugated drugs. Also employed in the preparation of specialty polymers and surface modifiers due to its amphiphilic character. In research, it serves as a building block for designing molecules with tailored hydrophobic properties.