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Isoprenylated Flavonoids from the Roots and Rhizomes of Sophora tonkinensis

โœ Scribed by Peilan Ding; Daofeng Chen

Publisher
John Wiley and Sons
Year
2006
Tongue
German
Weight
94 KB
Volume
89
Category
Article
ISSN
0018-019X

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## Abstract Two new flavanones, tonkinochromanes D (**1**) and E (**2**), and a new chalcone, tonkinochromane F (**3**), were isolated from the roots and rhizomes of __Sophora tonkinensis.__ Their structures were elucidated by spectroscopic methods, including 2Dโ€NMR and circularโ€dichroism (CD) tech

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## Abstract Three new flavonoids, which are isoprenylated by fused 2,2โ€dimethylโ€3,4โ€dihydroโ€2__H__โ€pyran moieties, were isolated from the roots of __Sophora flavescens__ and named flavenochromanes Aโ€“C (**1**โ€“**3**). Their structures were elucidated by spectroscopic methods, including 2Dโ€NMR techniq