Functionalized phosphine ligands in transition metal-catalysed organic synthesis. Nickel(0)-catalysed cycloaddition of terminally unsubstituted diynes and carbon dioxide to bicyclic 2-pyrones
- 1 January 1989
- journal article
- research article
- Published by Royal Society of Chemistry (RSC) in Journal of the Chemical Society, Chemical Communications
- No. 1,p. 9-10
- https://doi.org/10.1039/c39890000009
Abstract
A functionalized trialkylphosphine ligand (1a) containing a pyridyl group has effected the Ni(0)-catalysed cycloaddition of terminally unsubstituted diynes with CO2 to give bicyclic 2-pyrones, for which ordinary trialkylphosphine ligands are not effective.Keywords
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