3819945 -OEChem-02060822582D 0 0 0 0 0 0 0 0 0999 V2000 M END > 3819945 > 2 > ChemIDplus > 203526492 > 2-Oxepanone, polymer with 1,4-butanediol, 1,1'-methylenebis(isocyanatobenzene) and 2,2'-oxybis(ethanol) 203526-49-2 > 203526-49-2 > 203526492 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=203526492 $$$$