Synonyms: 14569-54-1;EINECS 238-611-1;AC1L3A4T;2,2'-((3,3'-Dichloro(1,1'-biphenyl)-4,4'-diyl)bis(azo))bis(N-(2-chlorophenyl)-3-oxobutyramide);2,2'-[(3,3'-dichlorobiphenyl-4,4'-diyl)di(E)diazene-2,1-diyl]bis[N-(2-chlorophenyl)-3-oxobutanamide];2-[[2-chloro-4-[3-chloro-4-[[1-(2-chloroanilino)-1,3-dioxobutan-2-yl]diazenyl]phenyl]phenyl]diazenyl]-N-(2-chlorophenyl)-3-oxobutanamide;61968-85-2;Butanamide, 2,2'-((3,3'-dichloro(1,1'-biphenyl)-4,4'-diyl)bis(2,1-diazenediyl))bis(N-(2-chlorophenyl)-3-oxo-;Butanamide, 2,2'-((3,3'-dichloro(1,1'-biphenyl)-4,4'-diyl)bis(azo))bis(N-(2-chlorophenyl)-3-oxo-;Butanamide, 2,2'-[(3,3'-dichloro[1,1'- biphenyl]-4,4'-diyl)bis(azo)]bis[N-(2-chlorophenyl )-3-oxo-