The first synthesis of the bioactive sesquiterpene lactone hydroxyanthecotulide is achieved in 7 steps, involving a stereocontrolled Cr(ii)-catalysed reaction of 3-(bromomethyl)furan-2(5H)-one with enynal 9 and a mild Au(i)-catalysed Meyer-Schuster rearrangement.
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http://dx.doi.org/10.1039/c2cc32283h | DOI Listing |
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