Synonyms: Butane,2,3-epoxy-2,3-dimethyl- (6CI,7CI,8CI); Oxirane, tetramethyl- (9CI);2,2,3,3-Tetramethyloxirane; 2,3-Dimethyl-2,3-epoxybutane; 2,3-Dimethyl-2-buteneepoxide; 2,3-Dimethyl-2-butene oxide; 2,3-Epoxy-2,3-dimethylbutane; NSC 171212;Tetramethylethylene oxide; Tetramethyloxirane