Meaning of purpurin

pur•pu•rin

Pronunciation: (pûr'pyoo-rin), [key]
— n. Chem.
  1. a reddish, crystalline, anthraquinone dye, CHO(OH), isomeric with flavopurpurin.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.