New diterpenoids from the alga Dictyota dichotoma
✍ Scribed by Rosario Durán; Eva Zubía; María J. Ortega; Javier Salvá
- Publisher
- Elsevier Science
- Year
- 1997
- Tongue
- French
- Weight
- 774 KB
- Volume
- 53
- Category
- Article
- ISSN
- 0040-4020
No coin nor oath required. For personal study only.
✦ Synopsis
The marine alga Dictyota dichotoma from Cortadura (C~idiz, Spain) contains, in addition to nineteen known diterpenes (a-26), the new dolabellanes,
📜 SIMILAR VOLUMES
Structure of epoxydictymene (l), a new tetracyclic diterpene from Dictyota dichotoma, has been determined zainly on the basis of X-ray analysis.
tified 20th carbon, C-6. Therefore, through the 'H assignments, the carbon skelton was given and the planner structure of ,$, was established. Relative stereochemistries of both rings were determined by the NOES observed with respect to those five pairs of protons, (H-l, H-3), (H-l, Me-19), (H-3, Me