3730047 -OEChem-02060822572D 0 0 0 0 0 0 0 0 0999 V2000 M END > 3730047 > 2 > ChemIDplus > 006505584 > 2-(5-Oxobenzo(4,5)phenaleno(1,9-bc)thien-2(5H)-ylidene)benzo(4,5)phenaleno(1,9-bc)thiophen-5(2H)-one 6505-58-4 Benzo(4,5)phenaleno(1,9-bc)thiophen-5(2H)-one, 2-(5-oxobenzo(4,5)phenaleno(1,9-bc)thien-2(5H)-ylidene)- EINECS 229-392-3 > 6505-58-4 > 006505584 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=006505584 $$$$