3766237 -OEChem-02060822572D 0 0 0 0 0 0 0 0 0999 V2000 M END > 3766237 > 2 > ChemIDplus > 072152933 > 72152-93-3 Benzenesulfonic acid, 4-((4-((4-hydroxyphenyl)azo)-3-methoxyphenyl)azo)-, disodium salt > 72152-93-3 > 072152933 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=072152933 $$$$