Nucleic acid related compounds. 79. Efficient conversions of thioethers to .alpha.-fluoro thioethers with DAST or DAST/antimony(III) chloride
作者:Morris J. Robins、Stanislaw F. Wnuk
DOI:10.1021/jo00067a009
日期:1993.7
Dialkyl or alkyl aryl thioethers, including nucleoside thioethers, undergo virtually quantitative conversion to alpha-fluoro thioethers with (diethylamino)sulfur trifluoride (DAST) in dichloromethane at ambient temperature. Antimony(III) chloride catalyzes the process.