4277 Dibenzo[a,l]pyrene This compound belongs to the family of Benzopyrenes. These are organic compounds containing a benzene fused to a pyrene(benzo[def]phenanthrene) ring system. 191-30-0 9119 C24H14 302.4 White powder. 2A, probably carcinogenic to humans. (L135) This is a toxic chemical found in cigarettes or generated by tobacco combustion. 2014-08-29T05:54:24Z 2026-04-17T15:57:01Z C19174 35861 true C1=CC=C2C(=C1)C=C1C=CC3=C4C(=CC=C3)C3=CC=CC=C3C2=C14 C24H14 InChI=1S/C24H14/c1-2-8-18-16(6-1)14-17-13-12-15-7-5-11-20-19-9-3-4-10-21(19)24(18)23(17)22(15)20/h1-14H JNTHRSHGARDABO-UHFFFAOYSA-N 302.368 302.109550448 Exogenous Solid HMDB60116 8765 CHEM003183 DTXSID9059753 NS00019597 0 99.62299999999996 34.9874267785088 0 0 0 0 6 7.45 -8.93 3.57e-07 g/l