Synonyms: Carbonicacid, cyclic ethylethylene ester (7CI,8CI); Carbonic acid, ethylethylene ester(6CI); 1,2-Butanediol, cyclic carbonate (8CI); 1,2-Butanediol carbonate;1,2-Butylene carbonate; 2-Oxo-4-ethyl-1,3-dioxolane;4-Ethyl-1,3-dioxolan-2-one; Butylene carbonate; Jeffsol BC