1H-Benz(de)isoquinoline-1,3(2H)-dione, 5-((4-chlorophenyl)azo)-6-hydroxy-2-(3-methoxypropyl)- 3-(4-Chlorophenylazo)-4-hydroxy-N-(3-methoxypropyl)-1,8-naphthalenedicarboximide 42358-39-4 5-((4-Chlorophenyl)azo)-6-hydroxy-2-(3-methoxypropyl)-1H-benz(de)isoquinoline-1,3(2H)-dione EINECS 255-773-9