4-amino-2-nitrodiphenylamine, 1,4-Benzenediamine,2-nitro-N1-phenyl, HC Red no. 1, 2-nitro-4-amino-N-phenylaniline, 2-Nitro-N1-phenyl-1,4-benzenediamine, N-Phenyl-2-nitro-p-phenylendiamin, 2-nitro-4-aminodiphenylamine, 2-Nitro-4-amino-N-phenylanilin, 2-Nitro-N-phenylbenzene-1,4-diamine, 2-Nitro-N'-phenyl-1,4-benzenediamine, 1-anilino-4-amino-2-nitrobenzene, EINECS 220-494-3