1,2,4-Triazolidine-3,5-dione,4-ethyl, 4-Aethyl-[1,2,4]triazolidin-3,5-dion, EINECS 240-195-1, 4-ethyl-3,5-dioxo-1,2,4-triazolidine, 4-Ethyl-1,2,4-triazoldion, Hydrazodicarbonsaeure-N-aethyl-imid, 4-ethyl-[1,2,4]triazolidine-3,5-dione, 4-Aethylurazol, 4-Ethyl-1,2,4-triazolindion