benzophenanthridine

English edit

Etymology edit

benzo- +‎ phenanthridine

Noun edit

benzophenanthridine (countable and uncountable, plural benzophenanthridines)

  1. (organic chemistry) A tetracyclic aromatic heterocycle composed of a benzene ring fused with a phenanthridine residue
  2. (organic chemistry) Any of a large class of alkaloids based on this structure