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Total synthesis of (+)-amphidinolide P. [corrected]
D R Williams1, B J Myers, L Mi
1Department of Chemistry, Indiana University, Bloomington 47405-7102, USA. williamd@indiana.edu
Organic Letters
|April 18, 2000
Summary
Researchers report the first enantiocontrolled total synthesis of the macrolactone (-)-amphidinolide P. This complex molecule was constructed using key reactions like Sakurai allylation and Stille coupling.
Area of Science:
- Organic Chemistry
- Synthetic Chemistry
- Natural Product Synthesis
Background:
- (-)-Amphidinolide P is a 15-membered macrolactone with potential biological activity.
- Total synthesis provides access to complex natural products for further study.
Purpose of the Study:
- To achieve the first enantiocontrolled total synthesis of (-)-amphidinolide P.
- To develop and showcase efficient synthetic strategies for complex macrolactones.
Main Methods:
- Convergent synthesis strategy.
- Sakurai allylation for carbon-carbon bond formation.
- Stille coupling to assemble the acyclic precursor.
- Intramolecular transesterification for macrolactone ring closure.
Main Results:
- Successful construction of the 15-membered macrolactone core.
- Establishment of enantiocontrol throughout the synthesis.
- Efficient assembly of a fully functionalized acyclic precursor.
Conclusions:
- The reported synthesis represents a significant advancement in the total synthesis of complex macrolactones.
- The developed methodology can be applied to the synthesis of related natural products.