Ethyl 3-oxododecanoate is primarily used in the synthesis of various organic compounds, particularly in the production of flavors and fragrances. Its keto ester structure makes it a valuable intermediate in creating complex molecules that contribute to the aroma and taste profiles of food products. Additionally, it is employed in the development of pharmaceuticals, where it serves as a building block for active ingredients. In research, this compound is utilized for studying chemical reactions and developing new synthetic pathways. Its versatility in organic synthesis makes it a key component in both industrial and academic settings.