3749573 -OEChem-02060822572D 0 0 0 0 0 0 0 0 0999 V2000 M END > 3749573 > 2 > ChemIDplus > 064935984 > 1,4-Benzenedicarboxylic acid, 1,4-butanediol, 1,1'-methylenebis(4-isocyanatobenzene) polymer 1,4-Benzenedicarboxylic acid, polymer with 1,4-butanediol and 1,1'-methylenebis(4-isocyanatobenzene) 64935-98-4 > 64935-98-4 > 064935984 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=064935984 $$$$