A new isoflavanone from Iresine herbstii
Autoři | |
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Rok publikování | 2011 |
Druh | Článek v odborném periodiku |
Časopis / Zdroj | Fitoterapia |
Fakulta / Pracoviště MU | |
Citace | |
www | DOI: 10.1016/j.fitote.2010.10.010 |
Doi | http://dx.doi.org/10.1016/j.fitote.2010.10.010 |
Obor | Analytická chemie, separace |
Klíčová slova | Iresine herbstii; Amaranthaceae; 225-Trimethoxy-67-methylenedioxyisoflavanone; 25-Dimethoxy-67-methylenedioxyisoflavone; Tlatlancuayin; alpha-Glucosidase |
Přiložené soubory | |
Popis | A new isoflavanone 2,2,5-trimethoxy-6,7-methylenedioxyisoflavanone was isolated from the aerial parts of Iresine herbstii, together with isoflavone tlatlancuayin (2,5-dimethoxy-6,7-methylenedioxyisoflavone). The structure was identified using spectroscopic analysis. This is the first description of a methoxy group occurrence at position 2 of the isoflavanone skeleton. Both isolated compounds were tested for alpha-glucosidase inhibitory activity, but showed only a low effect compared to hyperoside. |
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