Two New Iridoids from Hedyotis chrysotricha ‡
✍ Scribed by Peng, Jiang-Nan; Feng, Xiao-Zhang; Liang, Xiao-Tian
- Book ID
- 121789951
- Publisher
- American Chemical Society
- Year
- 1999
- Tongue
- English
- Weight
- 40 KB
- Volume
- 62
- Category
- Article
- ISSN
- 0163-3864
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## Abstract Two new iridoid glycosides, teneoside A (=(2a__R__,5__S__)‐5‐[(__β__‐D‐glucopyranosyl)oxy]‐2a,4a,5,7b‐tetrahydro‐4‐{[(__α__‐L‐rhamnopyranosyl)oxy]methyl}‐1__H__‐2,6‐dioxacyclopenta[__cd__]inden‐1‐one; **1**) and teneoside B (=methyl (1__S__,5__R__)‐1‐[(__β__‐D‐glucopyranosyl)oxy]‐1,4a,5
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## Abstract Three new iridoid glycosides, hedycorysides A–C (**1**–**3**, resp.), were isolated from the whole plant of __Hedyotis corymbosa__ (Linn.) Lam., along with four known compounds. Their structures were elucidated by extensive 1D‐ and 2D‐NMR analysis, as well as by HR‐ESI‐MS experiments. T