Ethylene trithiocarbonate is primarily used in the field of agriculture as a soil fumigant and pesticide. It effectively controls nematodes, fungi, and other soil-borne pests, enhancing crop yield and quality. Additionally, it is utilized in the synthesis of certain organic compounds, particularly in the production of rubber chemicals and vulcanization accelerators. Its role in polymer chemistry also includes acting as a cross-linking agent, improving the durability and stability of synthetic materials. In research, it serves as a reagent for studying sulfur-containing compounds and their reactions.