3,3',4',5-Tetrahydroxy-7-methoxyflavon
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- CAS-Nr.
- 90-19-7
- Bezeichnung:
- 3,3',4',5-Tetrahydroxy-7-methoxyflavon
- Englisch Name:
- Rhamnetin
- Synonyma:
- 2-(3,4-Dihydroxyphenyl)-3,5-dihydroxy-7-methoxy-4H-chromen-4-one;Nsc19802;RHAMNETIN;c.i.75690;LY 805921;Rhamnetin-RM;RHAMNETIN(SH);Rhamnetin 99%;B-RHAMNOCITRIN;β-Rhamnocitrin
- CBNumber:
- CB0730880
- Summenformel:
- C16H12O7
- Molgewicht:
- 316.26
- MOL-Datei:
- 90-19-7.mol
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3,3',4',5-Tetrahydroxy-7-methoxyflavon Eigenschaften
- Schmelzpunkt:
- 293-296°C (dec.)
- Siedepunkt:
- 375.7°C (rough estimate)
- Dichte
- 1.3347 (rough estimate)
- Brechungsindex
- 1.4790 (estimate)
- storage temp.
- 2-8°C
- L?slichkeit
- DMSO (Slightly), Methanol (Slightly, Heated)
- pka
- 6.15±0.40(Predicted)
- Aggregatzustand
- Solid
- Farbe
- Light Yellow to Dark Yellow
- BRN
- 47741
- Stabilit?t:
- Hygroscopic
- LogP
- 2.580 (est)
- CAS Datenbank
- 90-19-7(CAS DataBase Reference)
3,3',4',5-Tetrahydroxy-7-methoxyflavon Chemische Eigenschaften,Einsatz,Produktion Methoden
R-S?tze Betriebsanweisung:
R36/37/38:Reizt die Augen, die Atmungsorgane und die Haut.
S-S?tze Betriebsanweisung:
S26:Bei Berührung mit den Augen sofort gründlich mit Wasser abspülen und Arzt konsultieren.
S36/37:Bei der Arbeit geeignete Schutzhandschuhe und Schutzkleidung tragen.
Verwenden
O-Methylated metabolite of the flavanoid Quercertin (Q509500) with antioxidant activity.
Definition
ChEBI: A monomethoxyflavone that is quercetin methylated at position 7.
l?uterung methode
Crystallise rhamnetin from EtOH (m 292-293o), aqueous EtOH (m 294-296o) or MeOH (m 290-294o). or Me2CO/MeOH. [Kuhn & Low Chem Ber 77 211 1944, Jurd J Am Chem Soc 80 5531 1958.] The tetra-acetate has m 189-190o (from Me2CO/MeOH). [Beilstein 18 H 245, 18 II 237, 18 III/IV 3474.]
3,3',4',5-Tetrahydroxy-7-methoxyflavon Upstream-Materialien And Downstream Produkte
Upstream-Materialien
4H-1-Benzopyran-4-one, 3-[(6-deoxy-α-L-mannopyranosyl)oxy]-2-(3,4-dihydroxyphenyl)-5-hydroxy-7-methoxy-
Quercetin 3,3’,4’,5-Tetraacetate
2-(2,2-Diphenyl-1,3-benzodioxol-5-yl)-5,7-dihydroxy-3-(phenylmethoxy)-4H-1-benzopyran-4-one
2-(2,2-diphenylbenzo[d][1,3]dioxol-5-yl)-3,5,7-trihydroxy-4H-chroMen-4-one
Quercetin
Dimethylsulfat
Methyljodid
Downstream Produkte
3,3',4',5-Tetrahydroxy-7-methoxyflavon Anbieter Lieferant Produzent Hersteller Vertrieb H?ndler.
Global( 137)Lieferanten
90-19-7(3,3',4',5-Tetrahydroxy-7-methoxyflavon)Verwandte Suche:
p-Anissure
Rhamnosylvitexin
Anisol
L-Rhamnose monohydrate
(Trifluormethoxy)benzol
4-(Trifluormethoxy)anilin
p-(Chlormethyl)anisol
4-Methoxyphenol
4-Methoxy-anilin
Anisaldehyd
3,5,7-Trihydroxy-2-(4-hydroxy-3-methoxyphenyl)-4-benzopyron
2-(3,4-Dimethoxyphenyl)-5-hydroxy-3,7-dimethoxy-4-benzopyron
3-[[6-O-(6-Desoxy-α-L-mannopyranosyl)-β-D-glucopyranosyl]oxy]-2-(3,4-dihydroxyphenyl)-5,7-dihydroxy-4H-1-benzopyran-4-on, Tris(2-hydroxyethyl)ether
3,3',4',5-Tetrahydroxy-7-methoxyflavon
- RHAMNETIN
- 2-(3,4-dihydroxyphenyl)-3,5-dihydroxy-7-methoxy-4h-1-benzopyran-4-on
- 3,3’,4’,5-tetrahydroxy-7-methoxy-flavon
- 7-methoxy-3,3’,4’,5-tetrahydroxy-flavon
- 3,5,3',4'-TETRAHYDROXY-7-METHOXYFLAVONE
- 7-methoxyquercetin
- 7-o-methylquercetin
- beta-rhamnocitrin
- c.i.75690
- 3,3,4,5-TETRAHYDROXY-7-METHOXYFLAVONE TECH GRADE
- RHAMNETIN WITH HPLC
- 2-(3,4-Dihydroxyphenyl)-3,5-dihydroxy-7-methoxy-4H-1-benzopyran-4-one
- 7-Methoxyquercetin
- 4H-1-Benzopyran-4-one, 2-(3,4-dihydroxyphenyl)-3,5-dihydroxy-7-methoxy-
- Flavone, 3,3',4',5-tetrahydroxy-7-methoxy-
- Nsc19802
- RHAMNETIN(SH)
- 7METHOXY3345TETRAHYDROXYFLAVONE
- 3,5,3'',4''-TETRAHYDROXY-7-METHOXYFLAVONE WITH HPLC
- QUERCETIN-7-METHYL ETHER hplc
- 2-(3,4-Dihydroxyphenyl)-5,7-dihydroxy-y-Methoxy-4H-1-benzopyran-4-one
- LY 805921
- B-RHAMNOCITRIN
- 3,3',4',5'-TETRAHYDROXY-7-METHOXYFLAVONE
- 3,3',4',5-TETRAHYDROXY-7-METHOXYFLAVONE
- 3,3,4,5-TETRAHYDROXY-7-METHOXYFLAVONE
- 7-METHYLQUERCETIN
- QUERCETIN-7-METHYL ETHER
- Rhamnetin - Tech grade ca 50%
- Rutoside Trihydrate Impurity 10(Rhamnetin)
- Rhamnetin 99%
- 2-(3,4-Dihydroxyphenyl)-3,5-dihydroxy-7-methoxy-4H-chromen-4-one
- inhibit,Phospholipase,Rhamnetin,Inhibitor
- 3,3',4',5-Tetrahydroxy 7-methoxyflavone
- β-Rhamnocitrin
- Rhamnetin-RM
- 90-19-7
- Analytical Chromatography Product Catalog
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