3731880 -OEChem-02060822572D 0 0 0 0 0 0 0 0 0999 V2000 M END > 3731880 > 2 > ChemIDplus > 010042509 > 10042-50-9 Bismuth (4-methyl-2-oxo-2H-1-benzopyran-6,7-diyl)disulphate (2:3) EINECS 233-125-6 > 10042-50-9 > 010042509 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=010042509 $$$$