Synonyms: 1,4-Benzenediamine,N-2-naphthalenyl-N',N'-bis[4-(2-naphthalenylphenylamino)phenyl]-N-phenyl-(9CI); 2TNATA; 4,4',4''-Tris(N-2-naphthyl-N-phenyl-amino)triphenylamine;4,4',4''-Tris[2-naphthyl(phenyl)amino]triphenylamine;4,4',4''-Tris[N,N-(2-naphthyl)phenylamino]triphenylamine