2-((1-(((2,3-Dihydro-2-oxo-1H-benzimidazol-5-yl)amino)carbonyl)-2-oxopropyl)azo)benzoic acid 31206-98-1 31837-42-0 61036-28-0 Benzoic acid, 2-((1-(((2,3-dihydro-2-oxo-1H-benzimidazol-5-yl)amino)carbonyl)-2-oxopropyl)azo) Benzoic acid, 2-((1-(((2,3-dihydro-2-oxo-1H-benzimidazol-5-yl)amino)carbonyl)-2-oxopropyl)azo)- EINECS 250-830-4