Europetin
Chemical structure of europetin
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| Names
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| IUPAC name
3,5,3′,4′,5′-Pentahydroxy-7-methoxyflavone
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Systematic IUPAC name
3,5-Dihydroxy-7-methoxy-2-(3,4,5-trihydroxyphenyl)-4H-1-benzopyran-4-one
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| Other names
7-Methylmyricetin
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| Identifiers
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| ChEBI
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| ChemSpider
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| UNII
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InChI=1S/C16H12O8/c1-23-7-4-8(17)12-11(5-7)24-16(15(22)14(12)21)6-2-9(18)13(20)10(19)3-6/h2-5,17-20,22H,1H3 Key: BDZXSHDKBKYQKJ-UHFFFAOYSA-N
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COC1=CC(=C2C(=C1)OC(=C(C2=O)O)C3=CC(=C(C(=C3)O)O)O)O
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| Properties
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C16H12O8
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| Molar mass
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332.264 g·mol−1
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Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
Infobox references
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Europetin is an O-methylated flavonol. It can be found in Plumbago europaea[1] and it can be prepared synthetically.[2]
References
Flavonols and their conjugates |
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| Backbone | |
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| Flavonols | | Aglycones | |
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| Conjugates | | Glycosides of herbacetin | |
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| 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)
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| Glycosides of myricetin | |
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| Conjugates of quercetin | |
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| O-Methylated flavonols | | Aglycones | |
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| Glycosides | | of isorhamnetin |
- Narcissin (Isorhamnetin 3-O-rutinoside)
- Isorhamnetin 3-O-glucoside
- Tamarixetin 7-rutinoside
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| 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)
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| Derivative flavonols | | Aglycones |
- Noricaritin
- Dihydronoricaritin
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| Glycosides | |
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| Pyranoflavonols | |
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| Furanoflavonols | |
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| Semisynthetic | |
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