A hydroxyflavone substituted by five hydroxy groups.
| Member | Definition | Role |
|---|
| 2-(4-hydroxyphenyl)-5,6,7,8-tetrahydroxy-4H-1-benzopyran-4-one | A pentahydroxyflavone that is flavone substituted by hydroxy groups at positions 5, 6, 7, 8, and 4' respectively. | 2-(4-hydroxyphenyl)-5,6,7,8-tetrahydroxy-4H-1-benzopyran-4-one |
| 6-hydroxyluteolin | A pentahydroxyflavone that is luteolin with an additional hydroxy group at position 6. | 6-hydroxyluteolin |
| gossypin | A glycosyloxyflavone that is gossypetin attached to a beta-D-glucopyranosyl residue at position 8 via a glycosidic linkage. | gossypin |
| herbacetin | A pentahydroxyflavone that is kaempferol substituted by a hydroxy group at position 8. It is a natural flavonoid from flaxseed which exerts antioxidant, anti-inflammatory and anticancer activities. | herbacetin |
| morin | A pentahydroxyflavone that is 7-hydroxyflavonol bearing three additional hydroxy substituents at positions 2' 4' and 5. | morin |
| myricetin 3-o-glucuronide | A myricetin O-glucuronide that is myricetin with a beta-D-glucosiduronic acid residue attached at the 3-position. | myricetin 3-O-glucuronide |
| myricitrin | A glycosyloxyflavone that consists of myricetin attached to a alpha-L-rhamnopyranosyl residue at position 3 via a glycosidic linkage. Isolated from Myrica cerifera, it exhibits anti-allergic activity. | myricitrin |
| papyriflavonol a | A pentahydroxyflavone that is flavone substituted with hydroxy groups at positions 3, 5, 7, 3' and 4' and prenyl groups at positions 6 and 5'. Isolated from Broussonetia papyrifera, it exhibits inhibitory activity against phospholipase A2 and tyrosinase. | papyriflavonol A |
| patuletin | A trimethoxyflavone that is quercetagetin methylated at position 6. | patuletin |
| quercetin | A pentahydroxyflavone having the five hydroxy groups placed at the 3-, 3'-, 4'-, 5- and 7-positions. It is one of the most abundant flavonoids in edible vegetables, fruit and wine. | quercetin |
| robinetin | A pentahydroxyflavone that is flavone substituted by hydroxy groups at positions 3, 7, 3, 4' and 5'. | robinetin |
| tricetin | Flavone hydroxylated at positions 3', 4', 5, 5' and 7. | tricetin |