Brickellin Chemical structure of brickellin Names IUPAC name 2′,5-Dihydroxy-3,4′,5′,6,7-pentamethoxyflavone
Systematic IUPAC name 5-Hydroxy-2-(2-hydroxy-4,5-dimethoxyphenyl)-3,6,7-trimethoxy-4H -1-benzopyran-4-one
Identifiers ChEMBL ChemSpider UNII InChI=1S/C20H20O9/c1-24-11-6-9(10(21)7-12(11)25-2)18-20(28-5)17(23)15-13(29-18)8-14(26-3)19(27-4)16(15)22/h6-8,21-22H,1-5H3
Y Key: USWPTYUGAMOLAB-UHFFFAOYSA-N
Y InChI=1/C20H20O9/c1-24-11-6-9(10(21)7-12(11)25-2)18-20(28-5)17(23)15-13(29-18)8-14(26-3)19(27-4)16(15)22/h6-8,21-22H,1-5H3
Key: USWPTYUGAMOLAB-UHFFFAOYAR
COc3cc(C=1Oc2cc(OC)c(OC)c(O)c2C(=O)C=1OC)c(O)cc3OC
Properties C 20 H 20 O 9 Molar mass 404.371 g·mol−1 Density 1.443 g/mL Except where otherwise noted, data are given for materials in their
standard state (at 25 °C [77 °F], 100 kPa).
Infobox references
Brickellin is an O-methylated flavonol .[ 1] It can be found in Brickellia veronicifolia .[ 2]
References ^ Iinuma, M (1985). "Synthesis and revised structure of the flavone brickellin". Phytochemistry . 24 (6): 1367– 1368. Bibcode :1985PChem..24.1367I . doi :10.1016/S0031-9422(00)81135-8 . ^ Brickellin, a novel flavone from Brickellia veronicaefolia and B. chlorolepis. Roberts M. F., Timmermann B. N., Mabry T. J., Brown R. and Matlin S. A., Phytochemistry, 1984, volume 23, no 1, pages 163-165, INIST 9471694
Flavonols and their conjugates
Backbone
Flavonols
Aglycones Conjugates
Glycosides of herbacetin Glycosides of kaempferol Afzelin (Kaempferol 3-rhamnoside) Astragalin (kaempferol 3-O-glucoside) Kaempferitrin (kaempferol 3,7-dirhamnoside) Juglanin (Kaempferol 3-O-arabinoside) Kaempferol 3-alpha-L-arabinopyranoside Kaempferol 3-alpha-D-arabinopyranoside Kaempferol 7-alpha-L-arabinoside Kaempferol 7-O-glucoside Kaempferol 3-lathyroside Kaempferol 4'-rhamnoside Kaempferol 5-rhamnoside Kaempferol 7-rhamnoside Kaempferol 7-O-alpha-L-rhamnofuranoside Kaempferol 3-xyloside Kaempferol 7-xyloside Robinin (kaempferol-3-O-robinoside-7-O-rhamnoside) Kaempferol 3-O-rutinoside Sophoraflavonoloside (Kaempferol 3-O-sophoroside) Trifolin (Kaempferol 3-O-beta-D-galactoside) Glycosides of myricetin Conjugates of quercetin
O -Methylated flavonols
Aglycones Glycosides
of isorhamnetin Narcissin (Isorhamnetin 3-O-rutinoside) Isorhamnetin 3-O-glucoside Tamarixetin 7-rutinoside other Azalein (Azaleatin 3-O-α-L-rhamnoside) Centaurein (Centaureidin 7-O-glucoside) Eupalin (Eupalitin 3-0-rhamnoside) Eupatolin (Eupatolitin 3-O-rhamnoside) Jacein (Jaceidin 7-O-glucoside) Patulitrin (Patuletin 7-O-glucoside Xanthorhamnin (Rhamnetin glycoside)
Derivative flavonols
Aglycones Noricaritin Dihydronoricaritin Glycosides
Pyranoflavonols
Furanoflavonols
Semisynthetic