Synonyms: 2-[[2-chloro-5-(trifluoromethyl)phenyl]azo]-N-(2,3-dihydro-2-oxo-1H-benzimidazol-5-yl)-3-oxobutyramide;2-[[2-chloro-5-(trifluoromethyl)phenyl]azo]-N-(2,3-dihydro-2-oxo-1H-benzimidazol-5-yl)-3-oxo-Butanamide;Butanamide, 2-[[2-chloro-5-(trifluoromethyl) phenyl]azo]-N-(2,3-dihydro-2-oxo-1H-benzimidazol -5-yl)-3-oxo-;2-((2-Chloro-5-(trifluoromethyl)phenyl)azo)-N-(2,3-dihydro-2-oxo-1H-benzimidazol-5-yl)-3-oxobutyramide;Butanamide, 2-(2-(2-chloro-5-(trifluoromethyl)phenyl)diazenyl)-N-(2,3-dihydro-2-oxo-1H-benzimidazol-5-yl)-3-oxo-;Einecs 270-005-2