3736735 -OEChem-02060822572D 0 0 0 0 0 0 0 0 0999 V2000 M END > 3736735 > 2 > ChemIDplus > 026640040 > 18-Carboxy-8,12-diethyl-3,7,13,17-tetramethyl-21H,23H-porphine-2-propionic acid 26640-04-0 EINECS 247-868-9 > 26640-04-0 > 026640040 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=026640040 $$$$