3767224 -OEChem-02060822572D 0 0 0 0 0 0 0 0 0999 V2000 M END > 3767224 > 2 > ChemIDplus > 072845864 > 2,7-Naphthalenedisulfonic acid, 6-((4-amino-2-hydroxyphenyl)azo)-3-((4'-((7-((4-amino-2-hydroxyphenyl)azo)-1-hydroxy-3-sulfo-2-naphthalenyl)azo)-3,3'-dimethyl(1,1'-biphenyl)-4-yl)azo)-4-hydroxy-, trisodium salt 72845-86-4 > 72845-86-4 > 072845864 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=072845864 $$$$