National Toxicology Program

National Toxicology Program

Testing Status of dibenzo(a,l)pyrene - 12108


CASRN: 191-30-0

Formula: C24-H14

Synonyms/Common Names

  • Dibenzo(a,l)pyrene [Polycyclic aromatic compounds]

Known Uses

Polycyclic aromatic hydrocarbon (PAH); an ubiquitous environmental contaminant occurring naturally in crude oil or created and released into the environment through natural events such as volcanic eruptions, forest fires and anthropogenic activities (e.g., burning of fossil fuels).

Chemical Properties

Toxicity Effects (HSDB)

Organ Systems Toxicity

  • 28 days Immunotoxicity (Gavage)  (I12108)  Assigned 
    • Female Mice: B6C3F1
    • Dose: 0, 0.03, 0.06, 0.1, 0.3, 0.5, 1, and 2 mg/kg.
NTP is located at the National Institute of Environmental Health Sciences, part of the National Institutes of Health.