3743360 -OEChem-02060822572D 0 0 0 0 0 0 0 0 0999 V2000 M END > 3743360 > 2 > ChemIDplus > 052292203 > 1,4-Butanediol, polymer with alpha-hydro-omega-hydroxypoly(oxy-1,4-butanediyl) and 1,1'-methylenebis(4-isocyanatocyclohexane) 52292-20-3 Polyurethane Y-223 Tecoflex HR Y 223 > 52292-20-3 > 052292203 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=052292203 $$$$