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Coumarin and Derivatives

3,4-Dihydro-8-hydroxy-3-(4-hydroxyphenyl)-1H-2-benzopyran-1-one

(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.

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Coumarin, found naturally in black cougar, whiff chrysanthemum, wild viburnum, and orchid, has fresh hay and coumarin flavors, and is generally not eaten, and is allowed for tobacco and external use. Mainly divided into: simple, furan, pyran, double coumarin, isocoumarin and other coumarin.
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