Acetophenones and new pregnane glycosides from the roots of Vincetoxicum hirundinaria
β Scribed by M Lavault; P Richomme; J Bruneton
- Book ID
- 114243593
- Publisher
- Elsevier Science
- Year
- 1999
- Tongue
- English
- Weight
- 83 KB
- Volume
- 70
- Category
- Article
- ISSN
- 0367-326X
No coin nor oath required. For personal study only.
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## Abstract Five new pregnane glycosides, perisepiumosides AβE (**1**β**5**, resp.), along with the seven known constituents **6**β**12**, were isolated from the root barks of __Periploca sepium__ Bge. (Asclepiadaceae), a traditional Chinese medicine used for the treatment of rheumatoid arthritis a
## Abstract Three new pregnane glycosides, cynatroside A (**1**), cynatroside B (**2**), and cynatroside C (**3**), isolated from the roots of __Cynanchum atratum__ (Asclepiadaceae), were characterized as 7__Ξ²__β{[__O__β__Ξ±__βLβcymaropyranosylβ(1β4)β__O__β__Ξ²__βDβdigitoxopyranosylβ(1β4)β__Ξ²__βDβole