Synonyms: 2-Pentanone,3,4-epoxy-4-methyl- (6CI,7CI,8CI); Ethanone, 1-(3,3-dimethyloxiranyl)- (9CI);1-Acetyl-2-methyl-1,2-epoxypropane; 2-Acetyl-3,3-dimethyloxirane;3,3-Dimethyl-2-acetyloxirane; 3,4-Epoxy-4-methyl-2-pentanone;3-Acetyl-2,2-dimethyloxirane; 4-Methyl-3,4-epoxy-2-pentanone;4-Methyl-3-penten-2-one epoxide; NSC 139151