20-Methylcholanthrene

**Semantic type:** Hazardous or Poisonous Substance|Organic Chemical

**Definition:** A polycyclic aromatic hydrocarbon that consists of five fused rings with carcinogenic activity. 20-Methylcholanthrene is often used in experimental cancer studies.

**Synonyms:** - 1,2-Dihydro-3-methyl-benz(j)aceanthrylene - 3-METHYLCHOLANTHRENE - MCA - Methylcholanthrene