1,2,7,8-Dibenzopyrene 1,2:7,8-Dibenzpyrene 189-55-9 3,4:9,10-Dibenzopyrene 3,4:9,10-Dibenzpyrene 4-05-00-02803 (Beilstein Handbook Reference) BRN 1881370 Benzo(r,s,t)pentaphene Benzo(rst)pentaphene Benzo(rst)pentaphene [Polycyclic aromatic compounds] CCRIS 214 DB(a,i)P DIBENZO(A,I)PYRENE Dibenz(a,i)pyrene Dibenzo(a,i)pyrene [Polycyclic aromatic hydrocarbons] Dibenzo(b,h)pyrene EINECS 205-877-5 HSDB 4027 NSC 87521 RCRA waste no. U064 RCRA waste number U064