Flavonol

Flavonol
Flavonol
Flavonol
Général
Nom IUPAC 2-hydroxy-3-phénylnaphthalèn-1(4H)-one
Synonymes 3-hydroxyflavone
3-hydroxy-2-phényl-1-benzopyran-4-one
3-hydroxy-2-phénylchromèn-4-one
No CAS 577-85-5
SMILES
InChI
Propriétés chimiques
Formule brute C15H10O3  [Isomères]
Masse molaire[1] 238,2381 ± 0,0136 g·mol-1
C 75,62 %, H 4,23 %, O 20,15 %,
Unités du SI & CNTP, sauf indication contraire.

Le flavonol ou 3-hydroxyflavone est un composé organique de la famille des flavonoïdes, précurseur du groupe des flavonols.

Notes et références

  1. Masse molaire calculée d’après Atomic weights of the elements 2007 sur www.chem.qmul.ac.uk.

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  • flavonol — [flā′və nôl΄, flā′vənōl΄] n. [< FLAVON(E) + OL1] 1. a yellow, crystalline hydroxy derivative of flavone, C15H10O3: also flavanol 2. any of various derivatives of flavonol, used as yellow pigments and dyes and frequently found in plants …   English World dictionary

  • flavonol — ● flavonol nom masculin ComposéC15H10O3, dont dérivent de nombreux colorants, comme la fisétine, le kaempférol, etc …   Encyclopédie Universelle

  • Flavonol-3-O-beta-glucoside O-malonyltransferase — In enzymology, a flavonol 3 O beta glucoside O malonyltransferase (EC number|2.3.1.116) is an enzyme that catalyzes the chemical reaction:malonyl CoA + flavonol 3 O beta D glucoside ightleftharpoons CoA + flavonol 3 O (6 O malonyl beta D… …   Wikipedia

  • Flavonol-3-O-glucoside L-rhamnosyltransferase — In enzymology, a flavonol 3 O glucoside L rhamnosyltransferase (EC number|2.4.1.159) is an enzyme that catalyzes the chemical reaction:UDP L rhamnose + a flavonol 3 O D glucoside ightleftharpoons UDP + a flavonol 3 O [beta L rhamnosyl (1 >6) beta …   Wikipedia

  • Flavonol 3-O-glucosyltransferase — In enzymology, a flavonol 3 O glucosyltransferase (EC number|2.4.1.91) is an enzyme that catalyzes the chemical reaction:UDP glucose + a flavonol ightleftharpoons UDP + a flavonol 3 O beta D glucosideThus, the two substrates of this enzyme are… …   Wikipedia

  • Flavonol 3-sulfotransferase — In enzymology, a flavonol 3 sulfotransferase (EC number|2.8.2.25) is an enzyme that catalyzes the chemical reaction:3 phosphoadenylyl sulfate + flavonol ightleftharpoons adenosine 3 ,5 bisphosphate + flavonol 3 sulfateThus, the two substrates of… …   Wikipedia

  • Flavonol 7-O-beta-glucosyltransferase — In enzymology, a flavonol 7 O beta glucosyltransferase (EC number|2.4.1.237) is an enzyme that catalyzes the chemical reaction:UDP glucose + a flavonol ightleftharpoons UDP + a flavonol 7 O beta D glucosideThus, the two substrates of this enzyme… …   Wikipedia

  • Flavonol (groupe) — Les flavonols sont un sous groupe de flavonoïdes dérivés du flavonol (3 hydroxy 2 phenylchromèn 4 one en nomenclature IUPAC), c est à dire des flavonoïdes possédant un hydroxyle phénolique en C3 et une fonction carbonyle C=O en C4 sur l… …   Wikipédia en Français

  • Flavonol-3-O-triglucoside O-coumaroyltransferase — In enzymology, a flavonol 3 O triglucoside O coumaroyltransferase (EC number|2.3.1.173) is an enzyme that catalyzes the chemical reaction:4 coumaroyl CoA + a flavonol 3 O [beta D glucosyl (1 >2) beta D glucosyl (1 >2) beta D glucoside]… …   Wikipedia

  • Flavonol-3-O-glucoside glucosyltransferase — In enzymology, a flavonol 3 O glucoside glucosyltransferase (EC number|2.4.1.239) is an enzyme that catalyzes the chemical reaction:UDP glucose + a flavonol 3 O beta D glucoside ightleftharpoons UDP + a flavonol 3 O beta D glucosyl (1 >2) beta D… …   Wikipedia

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