Flavonoids

**Definition:** A group of phenyl benzopyrans named for having structures like FLAVONES.

**Tree numbers:** - D03.383.663.283.266.450 - D03.633.100.150.266.450

**Synonyms:** - 2-Phenyl-Benzopyran - 2-Phenyl-Benzopyrans - 2-Phenyl-Chromenes - 2-Phenyl-Chromene - Flavonoid