Similar names: o-Toluidine, 4,4'-methylenedi- (6CI,7CI,8CI); 4,4'-Methylenebis[2-methylbenzenamine]; 2,2'-Dimethyl-4,4'-methylenedianiline; 3,3'-Dimethyl-4,4'-diaminodiphenylmethane; 4,4'-Amino-3,3'-dimethyldiphenylmethane; 4,4'-Diamino-3,3'-dimethyldiphenylmethane; 4,4'-Methylenebis(o-toluidine); 4,4'-Methylenebis[2-methylaniline]; 4,4'-Methylenedi-o-toluidine; Bis(3-methyl-4-aminophenyl)methane; Bis(4-amino-3-methylphenyl)methane; Di(3-methyl-4-aminophenyl)methane; Kayabond C 100; Kayahard MDT; NSC 37146