3766960 -OEChem-02060822572D 0 0 0 0 0 0 0 0 0999 V2000 M END > 3766960 > 2 > ChemIDplus > 072639328 > 1,3,5-Naphthalenetrisulfonic acid, 6-((6-((5-chloro-6-methyl-2-(methylsulfonyl)-4-pyrimidinyl)amino)-1-hydroxy-3-sulfo-2-naphthalenyl)azo)-, tetrasodium salt 7-((5-Chloro-4-methyl-2-(methylsulfonyl)-6-pyrimidyl)amino)-4-hydroxy-3-((1,5,7-trisulfo-2-naphthyl)azo)-2-naphthalenesulfonic acid, tetrasodium salt 72639-32-8 > 72639-32-8 > 072639328 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=072639328 $$$$