480-47-7

ChEBI: A member of the class of dihydroisocoumarins that is 3,4-dihydroisocoumarin substituted by a hydroxy group at position 8 and a 4-hydroxyphenyl group at position 3. It has been isolated from the roots of Scorzonera judaica and exhibits anti-all rgic activity.

Hydrangenol is the allergen of so me hydrangeaceae (Hortensia)