2008

200817.fm Seite 82 Dienstag, 25. März 2008 8:48 08

Polycarboxylic acids and estersQ 0425 Regioselective Tandem Dimethylsulfonium Methylide Addition—Eliminative

Olefination of Diendioates: A Novel Route to 1,3-Butadien-2-ylmalonates. — The title process allows the preparation of a broad spectrum of target compounds.The ole-fination product (IX) is applied in the synthesis of the highly complex skeleton (XIV). — (SINGH, R.; GHOSH*, S. K.; Org. Lett. 9 (2007) 24, 5071-5074; Bio-Org. Div., Bhabha At. Res. Cent., Mumbai 400 085, India; Eng.) — R. Steudel

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