3730147 -OEChem-02060822572D 0 0 0 0 0 0 0 0 0999 V2000 M END > 3730147 > 2 > ChemIDplus > 006798023 > 2-Naphthalenesulfonic acid, 7-((4-((2,4-diamino-5-nitrophenyl)azo)benzoyl)amino)-4-hydroxy-3-((4-sulfophenyl)azo)-, disodium salt 6798-02-3 > 6798-02-3 > 006798023 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=006798023 $$$$