2',3',3,4,5,6-Hexachloro phthalanilic acid 3,4,5,6-Tetrachloro-N-(2,3-dichlorophenyl)phthalamic acid (IUPAC) 6-(((2,3-Dichlorophenyl)amino)carbonyl)-2,3,4,5-tetrachlorobenzoic acid 76280-91-6 Benzoic acid, 2,3,4,5-tetrachloro-6-(((2,3-dichlorophenyl)amino)carbonyl)- Benzoic acid, 6-(((2,3-dichlorophenyl)amino)carbonyl)-2,3,4,5-tetrachloro- N-(2,3-Dichlorophenyl)-3,4,5,6-tetrachlorophthalamic acid Shiragen Shirahagen S TECHLOFTHALAM Tecloftalam Tecloftalame