3738593 -OEChem-02060822572D 0 0 0 0 0 0 0 0 0999 V2000 M END > 3738593 > 2 > ChemIDplus > 033540942 > 2-Naphthalenesulfonic acid, 7-amino-4-hydroxy-3-((6(or 7)-sulfo-4-((6(or 7)-sulfo-4-((3-sulfophenyl)azo)-1-naphthalenyl)azo)-1-naphthalenyl)azo)-, tetrasodium salt 2-Naphthalenesulfonic acid, 7-amino-4-hydroxy-3-((6(or 7)-sulfo-4-((6(or 7)-sulfo-4-((3-sulfophenyl)azo)-1-naphthalenyl)azo)-1-naphthalenyl)azo)-,tetrasodium salt 33540-94-2 8002-99-1 C. I. Direct Blue 74 EINECS 251-569-9 Tetrasodium 7-amino-4-hydroxy-3-((6(or 7)-sulphonato-4-((6(or 7)-sulphonato-4-((3-sulphonatophenyl)azo)naphthyl)azo)naphthyl)azo)naphthalene-2-sulphonate > 33540-94-2 8002-99-1 > 033540942 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=033540942 $$$$