3767978 -OEChem-02060822572D 0 0 0 0 0 0 0 0 0999 V2000 M END > 3767978 > 2 > ChemIDplus > 073263317 > 4,4'-(Sulfonylbis(4,1-phenyleneoxy))bisbenzenamine, 1,1'-oxybis(4-aminobenzene), 1,3-benzenediamine, 1,3-dihydro-1,3-dioxo-5-isobenzofurancarboxylic acid polymer 5-Isobenzofurancarboxylic acid, 1,3-dihydro-1,3-dioxo-, polymer with 1,3-benzenediamine, 4,4'-oxybis(benzenamine) and 4,4'-(sulfonylbis(4,1-phenyleneoxy))bis(benzenamine) 73263-31-7 > 73263-31-7 > 073263317 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=073263317 $$$$