Stereocontrolled Synthesis of the Tetracyclic Core Framework of (-)-Lemonomycin
Synlett
DOI: 10.1055/s-2008-1078273
Abstract
In a convergent approach, an advanced intermediate () in a projected total synthesis of the
alkaloid (-)-lemonomycin () was
prepared from readily available starting materials. The key transformations
were a Pictet-Spengler cyclization, a Strecker-type amino
alkylation, and an -acyliminium cyclization.
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© Georg Thieme Verlag Stuttgart ˙ New York
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