The first asymmetric Ficini-Claisen rearrangement using chiral ynamides is described. At relatively low temperatures, the Ficini-Claisen rearrangement can be efficiently promoted by p-nitrobenzenesulfonic acid leading to high diastereoselectivity for a range of different allylic alcohols and chiral ynamides. [reaction: see text]

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http://dx.doi.org/10.1021/ol020037jDOI Listing

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