Synonyms: m-Toluidine,4,4'-methylenedi- (8CI); 2,2'-Dimethyl-4,4'-diaminodiphenylmethane;3,3'-Dimethyl-4,4'-methylenedianiline; 4,4'-Diamino-2,2'-dimethyldiphenylmethane;4,4'-Methylenebis(3-methylaniline); 4,4'-Methylenedi-m-toluidine;Bis(4-amino-2-methylphenyl)methane; NSC 37145