Efficient Lewis Acid Mediated Epoxyolefin Cyclizations with Pyrones as Terminators in Liquid SO2 as a Solvent

Autor: Gerhard Greiner, Uwe Beifuss, Dietmar Schmidt, Heiko Leutbecher, Sabine Mika, Jürgen Conrad, Iris Klaiber
Rok vydání: 2007
Předmět:
Zdroj: Synlett. 2007:1725-1729
ISSN: 1437-2096
0936-5214
DOI: 10.1055/s-2007-984506
Popis: Lewis acids like BF 3 ·OEt 2 , TiCl 4 , ZnCl 2 ·OEt 2 , ZnI 2 , and InCl 3 in liquid SO 2 as a solvent at low temperatures have been found to be highly efficient in epoxyolefin cyclizations with pyrones as terminators.
Databáze: OpenAIRE