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Total synthesis of aigialomycin D
Xudong Geng1, Samuel J Danishefsky
1Laboratory for Bioorganic Chemistry, Sloan-Kettering Institute for Cancer Research, 1275 York Avenue, New York, New York 10021, USA.
Organic Letters
|January 30, 2004
Summary
The first total synthesis of aigialomycin D, a resorcinylic macrolide, was achieved. Key steps included a Diels-Alder reaction and ring-forming olefin metathesis for constructing the macrolide core.
Area of Science:
- Organic Chemistry
- Natural Product Synthesis
Background:
- Aigialomycin D is a complex resorcinylic macrolide with potential biological activities.
- The total synthesis of such complex natural products presents significant chemical challenges.
Purpose of the Study:
- To achieve the first total synthesis of resorcinylic macrolide aigialomycin D.
- To develop efficient synthetic strategies for constructing the macrolide core and its key fragments.
Main Methods:
- The synthesis employed a highly efficient Diels-Alder reaction to construct the resorcinylic moiety.
- A 14-membered "ynolide" dienophile was synthesized via ring-forming olefin metathesis.
Main Results:
- Successful completion of the first total synthesis of aigialomycin D.
- Demonstration of the utility of Diels-Alder and olefin metathesis reactions in macrolide synthesis.
Conclusions:
- The developed synthetic route provides access to aigialomycin D.
- The study highlights efficient methods for constructing complex macrolide structures.