1,2-Benzenediamine, N,N,N',N'-tetramethyl- 704-01-8 N,N,N',N'-Tetramethyl-o-phenylenediamine NSC97344 WLN: 1N1&R BN1&1 o-Phenylenebis(dimethylamine) o-Phenylenediamine, N,N,N',N'-tetramethyl-