Isochromane “versus” O-glycoside synthes
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Raouf Echarri; Ma Isabel Matheu; Sergio Castillón
📂
Article
📅
1994
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Elsevier Science
🌐
French
⚖ 818 KB
Abs&uct: 2-akoxy-2-flume-glycosyl fluc&h la and lb react with tenzyl alcdml dexivatives in the presence of the fluorine activating system Cp2HfC~AgClO4 giving isochrmnane or O-glycosides derivatives depending on tbe glycosyl fhnk&/alcobol ratio. A mechanism of the consecutive reactions leading to tk