Enantioselective syntheses of α-methylene butyrolactones via asymmetric aminocarbonylation of tungsten–prop-2-ynyl compounds
- 1 January 1997
- journal article
- research article
- Published by Royal Society of Chemistry (RSC) in Chemical Communications
- No. 21,p. 2055-2056
- https://doi.org/10.1039/a706309a
Abstract
A tungsten–η1-vinylprop-2-ynyl compound undergoes enantioselective aminocarbonylation to afford an optically pure tungsten–π-γ-lactone; this π-allyl complex is useful for the efficient synthesis of optically pure α-methylene butyrolactone.Keywords
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