Morpholinosulfur Trifluoride (Morph-DAST)-Mediated Rearrangement in the Fluorination of Cyclic α,α-Dialkoxy Ketones toward 1,2-Dialkoxy-1,2-difluorinated Compounds
作者:Riccardo Surmont、Guido Verniest、Alex De Groot、Jan Willem Thuring、Norbert De Kimpe
DOI:10.1002/adsc.201000466
日期:2010.11.2
The deoxofluorination of cyclic α,α-dialkoxy ketones with morpholinosulfur trifluoride (Morph-DAST) resulted in 1,2-dialkoxy-1,2-difluorinated carbo- and heterocyclic compounds. The reaction proceeds via a 1,2-alkoxy migration leading to mixtures of cis- and trans-isomers.
用三氟化吗啉代硫(Morph-DAST)对环状α,α-二烷氧基酮进行脱氧氟化反应,得到1,2-二烷氧基-1,2-二氟碳和杂环化合物。反应通过1,2-烷氧基迁移进行,产生顺式和反式异构体的混合物。