Efficient lewis acid mediated epoxyolefin cyclizations with pyrones as terminators in liquid SO<sub>2</sub> as a solvent
- Publication Type
- Journal contribution (peer reviewed)
- Authors
- Schmidt, D.; Leutbecher, H.; Conrad, J.; Klaiber, I.; Mika, S.; Greiner, G.; Beifuss, U.
- Year of publication
- 2007
- Published in
- Synlett
- Band/Volume
- 11/
- DOI
- 10.1055/s-2007-984506
- Page (from - to)
- 1725-29
Lewis acids like BF3 OEt2, TiCl4, ZnCl2 OEt2, ZnI2, and InCl3 in liq. SO2 as a solvent at low temps. have been found to be highly efficient in epoxyolefin cyclizations with pyrones as terminators.