3769548 -OEChem-02060822572D 0 0 0 0 0 0 0 0 0999 V2000 M END > 3769548 > 2 > ChemIDplus > 075768966 > 1-Naphthalenesulfonic acid, 2-((1-(2-chloro-5-sulfophenyl)-4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-4-yl)azo)-, dilithium salt 2-((1-(2-Chloro-5-sulfophenyl)-3-methyl-5-oxo-2-pyrazolin-4-yl)azo)-1-naphthalenesulfonic acid, dilithium salt 75768-96-6 > 75768-96-6 > 075768966 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=075768966 $$$$