Improved preparation of vitexin from hot water extract of <i>Basella alba</i>, the commercially available vegetable Malabar spinach ("Tsurumurasaki" in Japanese) and the application to semisynthesis of chafuroside B.

Kurahayashi, Kazuki; Hanaya, Kengo; Higashibayashi, Shuhei; Sugai, Takeshi

Improved preparation of vitexin from hot water extract of Basella alba, the commercially available vegetable Malabar spinach ("Tsurumurasaki" in Japanese) and the application to semisynthesis of chafuroside B.

Kurahayashi, Kazuki; Hanaya, Kengo; Higashibayashi, Shuhei; Sugai, Takeshi.

Affiliation

Kurahayashi K; Department of Pharmaceutical Sciences, Faculty of Pharmacy, Keio University , Tokyo, Japan.
Hanaya K; Department of Pharmaceutical Sciences, Faculty of Pharmacy, Keio University , Tokyo, Japan.
Higashibayashi S; Department of Pharmaceutical Sciences, Faculty of Pharmacy, Keio University , Tokyo, Japan.
Sugai T; Department of Pharmaceutical Sciences, Faculty of Pharmacy, Keio University , Tokyo, Japan.

Biosci Biotechnol Biochem ; 84(8): 1554-1559, 2020 Aug.

Article in En | MEDLINE | ID: mdl-32351166

Subject(s)

Apigenin/isolation & purification; Caryophyllales/chemistry; Flavones/chemical synthesis; Heterocyclic Compounds, 4 or More Rings/chemical synthesis; Liquid-Liquid Extraction/methods; Plant Leaves/chemistry; Dimethylformamide/chemistry; Flavones/chemistry; Hydrolysis; Plant Extracts/chemistry

Key words

C-glycosylated flavone; D-arabinofuranosylvitexin; hydrolysis

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Full text: 1 Collection: 01-internacional Database: MEDLINE Main subject: Plant Leaves / Flavones / Apigenin / Liquid-Liquid Extraction / Caryophyllales / Heterocyclic Compounds, 4 or More Rings Language: En Journal: Biosci Biotechnol Biochem Journal subject: BIOQUIMICA / BIOTECNOLOGIA Year: 2020 Type: Article Affiliation country: Japan

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