1324-17-0 28654-85-5 Benzo(rst)phenanthro(10,1,2-cde)pentaphene-9,18-dione, bromo- Benzo[rst]phenanthro[10,1,2-cde]pentaphene-9,18-dione, bromo- Bromobenzo(rst)phenanthro(10,1,2-cde)pentaphene-9,18-dione EINECS 215-365-3