3731545 -OEChem-02060822572D 0 0 0 0 0 0 0 0 0999 V2000 M END > 3731545 > 2 > ChemIDplus > 009043623 > 1,3-Butadiene, polymer with 1-butene, (2E)-2-butene, (2Z)-2-butene and 2-methyl-1-propene 25584-30-9 9043-62-3 > 25584-30-9 9043-62-3 > 009043623 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=009043623 $$$$