1. New Lignans and Iridoid Glycosides from Dipsacus asper Wall
- Author
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Xinguang Sun, Guoxu Ma, Dawei Zhang, Wenhua Huang, Gang Ding, Huagang Hu, Guangzhong Tu, and Baolin Guo
- Subjects
Dipsacus asper Wall ,lignans ,bis-iridoid glycoside ,Organic chemistry ,QD241-441 - Abstract
Six new compounds, including four new lignans, dipsalignan A (1), B–D (3–5), and two new bis-iridoid glycoside dimmers, dipsanosides M (7) and N (8), together with two known compounds (2) and (6), have been isolated from the roots of Dipsacus asper Wall. Their structures were established on the basis of spectroscopic data (MS, 1D, 2D NMR, and CD) and chemical methods. All the isolated compounds were tested against human immunodeficiency virus-1 (HIV-1) integrase inhibition activities, and only compounds 1, 2, 7, and 8 displayed weak activities.
- Published
- 2015
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