Pentacyclic Triterpenes

**Definition:** Five-ring derivatives of dammarane having a chair-chair-chair-boat configuration. They include the lupanes, oleananes, amyrins, GLYCYRRHIZIC ACID, and soyasaponins.

**Tree numbers:** - D02.455.849.919.530

**Synonyms:** - Pentacyclic Triterpenoids - Triterpenes, Pentacyclic