Bis(p-hydroxyphenyl)amine, 4,4'-Azanediyldiphenol, EINECS 217-136-3, 4,4'-dihydroxydiphenylamine, leuco indophenol, Bis(4-hydroxyphenyl)amine, Phenol,4,4'-iminodi, 4.4'-Dioxy-diphenylamin, 4,4'-Imino-di-phenol, Phenol, 4,4‘-iminobis-, Bis-(4-hydroxy-phenyl)-amin, Phenol,4,4'-iminobis, 4,4'-Iminobisphenol