DefinitionA <PHENANTHRENE COMPOUND> is a <Compound> consisting of phenanthrene: a polycyclic aromatic hydrocarbon composed of three fused benzene rings
The name phenanthrene is a composite of phenyl and anthracene. It provides the framework for the steroids. In its pure form, it is found in cigarette smoke and is a known irritant, photosensitising skin to light.