Ent-kauranes from Helianthus atrorubens
✍ Scribed by Alicia B. Gutiérrez; Werner Herz
- Publisher
- Elsevier Science
- Year
- 1990
- Tongue
- English
- Weight
- 361 KB
- Volume
- 29
- Category
- Article
- ISSN
- 0031-9422
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## Abstract Two new 6,7‐seco‐__ent__‐kaurane diterpenoids, isojaponins A (**1**) and B (**2**), together with 18 known __ent__‐kaurane diterpenoids were isolated from the aerial parts of __Isodon japonicus.__ The structures of the two new compounds were elucidated by extensive 1D‐ and 2D‐NMR spectr
## Abstract Phytochemical investigation of the medicinal plant __Isodon phyllostachys__ led to the isolation of four new __ent__‐kaurane diterpenoids, phyllostacins F–I (**1**–**4**, resp.), together with 11 known compounds, rosthorin A (**5**), rabdoternin C (**6**), enmenol (**7**), oridonin (**8