Template-directed intramolecular C-glycosidation. Stereoselective synthesis of bicyclic ketooxetanes from anomeric sulfones
作者:Donald Craig、Jason P. Tierney、Christopher Williamson
DOI:10.1016/s0040-4039(97)00808-3
日期:1997.6
The Lewis acid-mediated cyclisations of sugar-derived anomeric sulfone-enol ethers 5 and 6 to give respectively the bicyclic ketooxetanes 11/12 and 16/17 are reported. (C) 1997 Elsevier Science Ltd.