3751493 -OEChem-02060822572D 0 0 0 0 0 0 0 0 0999 V2000 M END > 3751493 > 2 > ChemIDplus > 067712112 > 1,3-Propanediol, 2,2-dimethyl-, polymer with alpha-hydro-omega-hydroxypoly(oxy-1,4-butanediyl) and 1,1'-methylenebis(4-isocyanatobenzene) 2,2-Dimethyl-1,3-propanediol, alpha-hydro-omega-hydroxy-poly(oxy-1,4-butanediyl), 1,1'-methylene bis(4-isocyanatobenzene)polymer 67712-11-2 > 67712-11-2 > 067712112 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=067712112 $$$$