3814319 -OEChem-02060822582D 0 0 0 0 0 0 0 0 0999 V2000 M END > 3814319 > 2 > ChemIDplus > 139323061 > 139323-06-1 Oxirane, polymer with epoxybutane, block Peo-pbo copolymer Poly(ethylene oxide)-poly(butylene oxide) copolymer > 139323-06-1 > 139323061 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=139323061 $$$$