Synonyms: Benzenamine, 4-[2-(4-nitrophenyl)ethynyl]-, Aniline, p-[(p-nitrophenyl)ethynyl]- (6CI,7CI,8CI); Benzenamine, 4-[(4-nitrophenyl)ethynyl]- (9CI); 4-[2-(4-Nitrophenyl)ethynyl]benzenamine; (4-Aminophenyl)(4-nitrophenyl)acetylene; 4-Amino-4'-nitrotolan