Synonyms: pigment yellow 180; fast yellow hg; C.I. 21290; 2,2'-[ethylenebis(oxyphenyl-2,1-eneazo)]bis[n-(2,3-dihydro-2-oxo-1h-benzimidazol-5-yl)-3-oxo-butanamide; 2,2'-[ethylenebis(oxyphenyl-2,1-eneazo)]bis[N-(2,3-dihydro
2-oxo-1H-benzimidazol-5-yl)-3-oxobutyramide; BENZIMIDAZOLONE PIGMENT; 2,2'-ETHYLENEBIS(OXYPHENYL-2,1-ENEAZO)BISN-(2,3-DIHYDRO-2-OXO-1H-BENZIMIDAZOL-5-YL)-3-OXO-BUTANAMIDE; Pigment Yellow HG; Butanamide, 2,2-1,2-ethanediylbis(oxy-2,1-phenyleneazo
bisN-(2,3-dihydro-2-oxo-1H-benzimidazol-5-yl)-3-oxo-
BENZIMIDAZOLONE YELLOW HG; 2,2'-[1,2-ethanediylbis(oxy-2,1-phenyleneazo)]bis[N-(2,3-dihydro-2-oxo-1H-benzimidazol-5-yl)-3-oxoButanamide