2-(2-Nitroethylideneamino)benzoic acid (CAS NO.121845-92-9), its Synonyms are Benzoic acid,2-[(2-nitroethylidene)amino]- ; Benzoic acid, 2-[(2-nitroethylidene)amino]- (9CI) ; N-(2-Nitro-ethyliden)-anthranilic ACI .