Article ID Journal Published Year Pages File Type
5217176 Tetrahedron 2014 7 Pages PDF
Abstract

The synthesis of four possible stereoisomers of the spiroacetal core of the natural products cephalosporolides H and I and penisporolides A and B is described. The key steps involve the use of Sharpless asymmetric dihydroxylation to install the desired stereochemistry of the γ-lactone ring and an oxidative radical cyclisation to form the spiroacetal ring system.

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Physical Sciences and Engineering Chemistry Organic Chemistry
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