Synonyms: Butanedinitrile,tetramethyl- (9CI); Succinonitrile, tetramethyl- (6CI,7CI,8CI);2,2,3,3-Tetramethylbutanedinitrile; 2,2,3,3-Tetramethylsuccinonitrile;2,3-Dicyano-2,3-dimethylbutane; NSC 39746; Tetramethylsuccinic acid dinitrile;Tetramethylsuccinodinitrile; Tetramethylsuccinonitrile