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Rhamnetin

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Rhamnetin Basic information
Rhamnetin Chemical Properties
  • Melting point:293-296°C (dec.)
  • Boiling point:375.7°C (rough estimate)
  • Density 1.3347 (rough estimate)
  • refractive index 1.4790 (estimate)
  • storage temp. 2-8°C
  • form neat
  • BRN 47741
  • CAS DataBase Reference90-19-7(CAS DataBase Reference)
Safety Information
  • Hazard Codes Xi
  • Risk Statements 36/37/38
  • Safety Statements 26-36/37
  • WGK Germany 3
  • RTECS LK8748000
  • 3-10
MSDS
Rhamnetin Usage And Synthesis
  • UsesO-Methylated metabolite of the flavanoid Quercertin (Q509500) with antioxidant activity.
  • DefinitionChEBI: A monomethoxyflavone that is quercetin methylated at position 7.
  • Purification MethodsCrystallise 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.]
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