3755945 -OEChem-02060822572D 0 0 0 0 0 0 0 0 0999 V2000 M END > 3755945 > 2 > ChemIDplus > 068441123 > 1,3-Butadiene, homopolymer, cyclized 68441-12-3 Cyclized polybutadiene > 68441-12-3 > 068441123 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=068441123 $$$$