Synonyms: 5-[Bis(methylsulfanyl)methylene]-2,2-dimethyl-[1,3]dioxan-4,6-dione;5-[Bis(methylsulfanyl)methylene]-2,2-dimethyl-[1,3]dioxane-4,6-dione;5-[Bis(methylthio)methylene]-2,2-dimethyl-1,3-dioxane-4,6-dione; Isopropylidene[bis(methylthio)methylene]malonate