12225-10-4 2,2'-((3,3'-Dichloro(1,1'-biphenyl)-4,4'-diyl)bis(azo))bis(N-(4-methylphenyl)-3-oxobutyramide) 6358-37-8 Butanamide, 2,2'-((3,3'-dichloro(1,1'-biphenyl)-4,4'-diyl)bis(azo))bis(N-(4-methylphenyl)-3-oxo- EINECS 228-771-0