Dibenzo[a,e]pyrene

**Semantic type:** Hazardous or Poisonous Substance

**Definition:** A yellowish-reddish, aromatic hydrocarbon consisting of six fused rings and produced by incomplete combustion of organic matter. Dibenzo[a,e]pyrene is primarily found in gasoline exhaust, tobacco smoke and fossil fuels. This substance is used only for research purposes. Dibenzo[a,e]pyrene is reasonably anticipated to be a human carcinogen. (NCI05)

**Synonyms:** - 1,2,4,5-Dibenzopyrene - DB(a,e)P - DIBENZO(A,E)PYRENE - Naphtho(1,2,3,4,def)chrysene