## Abstract A new cardenolide and two new pregnane glycosides, periplogenin 3‐[__O__‐__β__‐glucopyranosyl‐(1→4)‐__β__‐sarmentopyranoside] (**1**), (3__β__,20__S__)‐pregn‐5‐ene‐3,17,20‐triol 20‐[__O__‐__β__‐glucopyranosyl‐(1→6)‐__O__‐glucopyranosyl‐(1→4)‐__β__‐canaropyranoside] (**2**), and (3__β__,
Five New Pregnane Glycosides from the Root Barks of Periploca sepium
✍ Scribed by Jia-Quan Feng; Wei-Min Zhao
- Publisher
- John Wiley and Sons
- Year
- 2008
- Tongue
- German
- Weight
- 181 KB
- Volume
- 91
- Category
- Article
- ISSN
- 0018-019X
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✦ Synopsis
Abstract
Five new pregnane glycosides, perisepiumosides A–E (1–5, resp.), along with the seven known constituents 6–12, were isolated from the root barks of Periploca sepium Bge. (Asclepiadaceae), a traditional Chinese medicine used for the treatment of rheumatoid arthritis and wounds. Their structures were characterized on the basis of spectroscopic analyses.
📜 SIMILAR VOLUMES
## Abstract A new polyoxygenated pregnane genin and a new diphenylmethane, along with five known pregnane derivatives, were isolated from the root barks of __Periploca sepium.__ The structures of the new compounds were elucidated as (3__β__,14__β__)‐3,14‐dihydroxy‐21‐methoxypregn‐5‐en‐20‐one (**1**
## Abstract Five new xanthenone __O__‐glycosides, sibiricaxanthone C (**1**), sibiricaxanthone D (**2**), sibiricaxanthone E (**3**), sibiricaxanthone F (**4**), and sibiricaxanthone G (**5**) were isolated from the roots of __Polygala sibirica__ L., together with the six known xanthenone glycoside
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