Coumarins

**Definition:** Synthetic or naturally occurring substances related to coumarin, the delta-lactone of coumarinic acid.

**Tree numbers:** - D03.383.663.283.446 - D03.633.100.150.446

**Synonyms:** - Coumarine - Coumarin Derivative - 1,2-Benzopyrones - 1,2-Benzopyrone Derivatives - Coumarines - 1,2-Benzo-Pyrones - Benzopyran-2-ones - Coumarin Derivatives