Synonyms:
keyplast yellow 4gl ; 1,2-dihydro-5-(3,4-dichlorophenylazo)-6-hydroxy-1,4-dimethyl-2-oxo-3-pyridinecarbonitrile ; 3-pyridinecarbonitrile,5-[(3,4-dichlorophenyl)azo]-1,2-dihydro-6-hydroxy-1,4-dimethyl-2-oxo- (9ci) ; begacron yellow 5gl ; c.i.disperse yellow 241 ; resolin yellow 5gl. ; 5-[(3,4-dichlorophenyl)azo]-1,2-dihydro-6-hydroxy-1,4-dimethyl-2-oxonicotinonitrile ; c.i. disperse yellow 241 ; c.i. 128450 ; resolin yellow 5gl ; lumacron yellow 5gl ; 5-(3,4-dichlorophenylazo)-3-cyano-6-hydroxy-1,4-dimethyl-2-pyridone ; disperse yellow 241 ; 3-pyridinecarbonitrile,5-[2-(3,4-dichlorophenyl)diazenyl]-1,2-dihydro-6-hydroxy-1,4-dimethyl-2-oxo- ; disperse brilliant yellow 5g
