3735589 -OEChem-02060822572D 0 0 0 0 0 0 0 0 0999 V2000 M END > 3735589 > 2 > ChemIDplus > 021986572 > (Ethylenebis(nitrilobis(methylene)))tetrakisphosphonic acid N,N'-dioxide 21986-57-2 EINECS 244-695-0 > 21986-57-2 > 021986572 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=021986572 $$$$