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Total synthesis of (-)-reveromycin B
A N Cuzzupe1, C A Hutton, M J Lilly
1School of Chemistry, The University of Melbourne, Parkville, Victoria, Australia.
Organic Letters
|May 18, 2000
Summary
Researchers describe the total synthesis of reveromycin B, an epidermal growth factor inhibitor. A novel reaction sequence was used to build the spiroketal system, leading to the natural product.
Area of Science:
- Organic Chemistry
- Medicinal Chemistry
Background:
- Reveromycin B is a natural product with demonstrated epidermal growth factor inhibitory activity.
- The development of efficient synthetic routes to complex natural products is crucial for drug discovery and development.
Purpose of the Study:
- To describe the total synthesis of reveromycin B.
- To develop a novel, convergent, and stereoselective reaction sequence for constructing the core spiroketal system.
Main Methods:
- A novel convergent and stereoselective reaction sequence was designed and executed.
- The key 5,6-spiroketal intermediate was synthesized.
- A 16-step sequence was employed to convert the intermediate to reveromycin B.
Main Results:
- The total synthesis of reveromycin B was successfully achieved.
- A novel method for constructing the 5,6-spiroketal moiety was established.
- The synthesis highlights the utility of the developed reaction sequence for complex molecule assembly.
Conclusions:
- The described synthetic route provides an efficient pathway to reveromycin B.
- This work contributes to the synthetic methodology for accessing complex spiroketal-containing natural products.
- The synthesis of reveromycin B may facilitate further biological evaluation and analog development.