p-Nitroaniline; 1-Amino-4-nitrobenzene; 4-Amino-1-nitrobenzene; 4-Aminonitrobenzene; 4-Nitro-1-aminobenzene; 4-Nitrobenzenamine; 4-Nitrophenylamine; Azoamine Red Zh; C.I. 37035; C.I. Azoic Diazo Component 37; C.I. Developer 17; Developer P; Devol Red GG; Fast Red 2G Base; Fast Red Base 2J; Fast Red Base GG; Fast Red GG Base; Fast Red MP Base; Fast Red P Base; NSC 9797; Naphtoelan Red GG Base; Nitrazol CF extra; PNA; Red 2G Base; Shinnippon Fast Red GG Base; p-Aminonitrobenzene; p-Nitraniline; p-Nitrophenylamine; Albendazole Impurity 9

4-Nitroaniline is used in the synthesis of photorefractive polymers, as novel chromophores in analytical study. As well, due to the absorption spectrum associated with 4-Nitroaniline, it is used to determine catechol derivatives in syntheses.