3814741 -OEChem-02060822582D 0 0 0 0 0 0 0 0 0999 V2000 M END > 3814741 > 2 > ChemIDplus > 142438606 > 142438-60-6 4,5-Dimethyl-3,4-epoxy-3-(methoxycarbonyl)-gamma-butyrolactone CCRIS 4977 > 142438-60-6 > 142438606 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=142438606 $$$$