3744240 -OEChem-02060822572D 0 0 0 0 0 0 0 0 0999 V2000 M END > 3744240 > 2 > ChemIDplus > 054116211 > 2-Propenoic acid, 2-methyl-, methyl ester, polymer with N,N-dimethyl-2-propenamide and 1,2-ethanediyl bis(2-methyl-2-propenoate); 54116-21-1 Netrafilcon A Netrafilcon A [USAN] > 54116-21-1 > 054116211 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=054116211 $$$$