3749502 -OEChem-02060822572D 0 0 0 0 0 0 0 0 0999 V2000 M END > 3749502 > 2 > ChemIDplus > 064772867 > 1,4-Butanediol, polymer with alpha-hydro-omega-hydroxypoly(oxy-1,2-ethanediyl), 1,1'-methylenebis(4-isocyanatobenzene), methyloxirane and oxirane 64772-86-7 > 64772-86-7 > 064772867 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=064772867 $$$$