Ethyl 3-phenoxypropionate is primarily used as an intermediate in the synthesis of various chemical compounds. It plays a significant role in the production of fragrances and flavoring agents, contributing to the development of aromatic profiles in perfumes and food products. Additionally, it is utilized in the formulation of certain agrochemicals, including pesticides and herbicides, where it acts as a key building block for active ingredients. Its application extends to the pharmaceutical industry, where it serves as a precursor in the synthesis of specific active pharmaceutical ingredients (APIs). The compound's versatility makes it valuable in multiple industrial processes, particularly in organic synthesis and fine chemical manufacturing.