3730305 -OEChem-02060822572D 0 0 0 0 0 0 0 0 0999 V2000 M END > 3730305 > 2 > ChemIDplus > 007268919 > 7268-91-9 Butanedioic acid, copper(2+) salt (1:1) > 7268-91-9 > 007268919 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=007268919 $$$$