3759371 -OEChem-02060822572D 0 0 0 0 0 0 0 0 0999 V2000 M END > 3759371 > 2 > ChemIDplus > 068797400 > 1,3-Butanediol, polymer with alpha-hydro-omega-hydroxypoly(oxy-1,4-butanediyl) and 1,1'-methylenebis(4-isocyanatobenzene) 68797-40-0 Poly(tetramethylene glycol ether), 1,3-butanediol, 1,1'-methylenebis(4-isocyanatobenzene) polymer > 68797-40-0 > 068797400 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=068797400 $$$$