A hydroxyflavanone with atleast four hydroxy substituents.
| Member | Definition | Role |
|---|
| aromadedrin | A tetrahydroxyflavanone having hydroxy groupa at the 3-, 4'-, 5- and 7-positions. | (+)-dihydrokaempferol |
| astilbin | A flavanone glycoside that is (+)-taxifolin substituted by a alpha-L-rhamnosyl moiety at position 3 via a glycosidic linkage. | astilbin |
| eriodictyol | A tetrahydroxyflavanone that is flavanone substituted by hydroxy groups at positions 5, 7, 3' and 4' respectively. | eriodictyol |
| leachianone g | A tetrahydroxyflavanone having the hydroxy groups at the 2'-, 4'-, 5- and 7-positions and a prenyl group at 8-position. | leachianone G |
| neoastilbin | A flavanone glycoside that is (-)-taxifolin substituted by a alpha-L-rhamnosyl moiety at position 3 via a glycosidic linkage. | neoastilbin |
| nymphaeol c | A tetrahydroxyflavanone that is (2S)-flavanone substituted by hydroxy group at positions 5, 7, 3' and 4', a geranyl group at position 2' and a prenyl group at position 6. Isolated from Macaranga tanarius and propolis collected in Okinawa, it exhibits radical scavenging activity. | nymphaeol C |
| propolin c | A tetrahydroxyflavanone that is (2S)-flavanone substituted by hydroxy group at positions 5, 7, 3' and 4' and a geranyl group at position 6. Isolated from Macaranga tanarius and propolis collected in Okinawa, it exhibits radical scavenging activity. | nymphaeol A |
| sigmoidin a | A tetrahydroxyflavanone that is (2S)-flavanone substituted by hydroxy groups at positions 5, 7, 3' and 4' and prenyl groups at positions 2' and 5'. Isolated from Erythrina sigmoidea, it exhibits anti-inflammatory and antioxidant activities. | sigmoidin A |
| vexibinol | A tetrahydroxyflavanone having a structure of naringenin bearing an additional hydroxyl substituent at position 2' as well as a (2R)-5-methyl-2-(prop-1-en-2-yl)hex-4-en-1-yl (lavandulyl) substituent at position 8'. | sophoraflavanone G |