Synonyms: Butanediamide, 2,3-dihydroxy-N,N,N',N'-tetramethyl-, (2S,3S)-(9CI);Butanediamide,2,3-dihydroxy-N,N,N',N'-tetramethyl-, [S-(R*,R*)]-;(-)-D-Tartaric acid bis(N,N-dimethylamide);(-)-Tetramethyl-(D)-tartaric acid diamide;N,N,N',N'-Tetramethyl-(S,S)-tartaramide;