Eudesmane-type sesquiterpenes from Tanacetum praeteritum subsp. praeteritum
✍ Scribed by Nezhun Gören
- Publisher
- Elsevier Science
- Year
- 1996
- Tongue
- English
- Weight
- 160 KB
- Volume
- 42
- Category
- Article
- ISSN
- 0031-9422
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## Abstract Four new eudesmane‐type sesquiterpene derivatives, 3__β__‐[(__β__‐D‐glucopyranosyl)oxy]‐11__α__H‐eudesm‐4(14)‐en‐12,8__β__‐olide (**1**), (3__β__)‐eudesma‐4(14),11(13)‐diene‐3,12‐diol (**2**), 3__β__‐[(__β__‐D‐glucopyranosyl)oxy]eudesma‐4(14),11(13)‐dien‐12‐ol (**3**), and 3__β__‐[(__β_
## Abstract The guaianolide sesquiterpene pyrethroidinin (1) and the corresponding ketone parishin A (2) wee isolated from __Tanacetum densum__ subsp. __amani__ (Asteraceae). The absolute stereochemistry of 1 was established as (1__R__, 3__R__, 6__S__, 7__S__, 10__R__) on the basis of the different