Synonyms: o-Cresol, a,a'-(o-phenylenedinitrilo)di- (6CI,7CI,8CI);1,2-Bis(salicylideneamino)benzene; 1,2-Bis[[(2-hydroxyphenyl)methylene]amino]benzene;Bis(salicylaldehyde)-o-phenylenediimine; Bis(salicylidene)-o-phenylenediamine;Disalicylidene-1,2-phenylenediamine; H2Salphen;N,N'-(o-Phenylene)bis(salicylideneamine);N,N'-(o-Phenylene)bis(salicylideneimine); N,N'-1,2-Phenylenebis(salicylideneimine);N,N'-Bis(2-hydroxyphenylmethylene)-o-phenylenediamine;N,N'-Bis(o-hydroxybenzylidene)-o-phenylenediamine;N,N'-Bis(salicylidene)-1,2-diaminobenzene;N,N'-Bis(salicylidene)-1,2-phenylenediamine; N,N'-Bis(salicylidene)-o-phenylenediamine;N,N'-Disalicylidene-1,2-diaminobenzene;N,N'-Disalicylidene-1,2-phenylenediamine;N,N'-Disalicylidene-o-phenylenediamine; N,N'-o-Phenylenebis(salicylaldimine);N,N'-o-Phenylenedi(salicylaldimine); NSC 5478; NSC 650732; Salophen; Salophene;Salphen; o-Phenylenebis[salicylaldimine]