Names
IUPAC name
3,3′,5,5′,7-Pentahydroxy-4′-methoxyflavone
Systematic IUPAC name
2-(3,5-Dihydroxy-4-methoxyphenyl)-3,5,7-trihydroxy-4H -1-benzopyran-4-one
Other names
4'-Methylmyricetin
Identifiers
ChemSpider
UNII
InChI=1S/C16H12O8/c1-23-16-9(19)2-6(3-10(16)20)15-14(22)13(21)12-8(18)4-7(17)5-11(12)24-15/h2-5,17-20,22H,1H3
Key: HKEQVXVLTOSXLQ-UHFFFAOYSA-N
InChI=1/C16H12O8/c1-23-16-9(19)2-6(3-10(16)20)15-14(22)13(21)12-8(18)4-7(17)5-11(12)24-15/h2-5,17-20,22H,1H3
Key: HKEQVXVLTOSXLQ-UHFFFAOYAX
COC1=C(C=C(C=C1O)C2=C(C(=O)C3=C(C=C(C=C3O2)O)O)O)O
Properties
C 16 H 12 O 8
Molar mass
332.264 g·mol−1
Except where otherwise noted, data are given for materials in their
standard state (at 25 °C [77 °F], 100 kPa).
Chemical compound
Mearnsetin is an O -methylated flavonol . It can be found in Eucalyptus globulus and in Elaeocarpus lanceofolius .[1] The compound has antioxidative properties.[2]
Mearnsetin 3,7-dirhamnoside can be found in the fern Asplenium antiquum .[3]
References
^ Ray, A.B.; Dutta, S.C.; Dasgupta, S. (1976). "Flavonoids of Elaeocarpus lanceofolius". Phytochemistry . 15 (11): 1797–1798. doi :10.1016/S0031-9422(00)97498-3 .
^ Sadasivam, K.; Kumaresan, R. (2011). "Antioxidant behavior of mearnsetin and myricetin flavonoid compounds--a DFT study". Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy . 79 (1): 282–93. Bibcode :2011AcSpA..79..282S . doi :10.1016/j.saa.2011.02.042 . PMID 21420896 .
^ Mizuno, Mizuo; Kyotani, Yosuke; Iinuma, Munekazu; Tanaka, Toshiyuki; Kojima, Hiroyuki; Iwatsuki, Kunio (1991). "Mearnsetin 3,7-dirhamnoside from Asplenium antiquum". Phytochemistry . 30 (8): 2817–2818. doi :10.1016/0031-9422(91)85158-V .
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
This page was last edited on 4 May 2023, at 22:55