N-(4-nitroso-phenyl)-N-phenyl-hydroxylamine, EINECS 249-077-4, N-phenyl-(4-nitrosophenyl)-hydroxylamine, N-Hydroxy-4-nitroso-N-phenylaniline, Benzenamine,N-hydroxy-4-nitroso-N-phenyl, para-nitroso-diphenyl-hydroxylamine, N-(4-Nitroso-phenyl)-N-phenyl-hydroxylamin