Horner-Wittig reactions using dibenzophosphole oxides: Stereochemically controlled reduction of ketones
作者:Jason Elliott、Stuart Warren
DOI:10.1016/s0040-4039(00)84063-0
日期:1986.1
Reduction of ketones having an α-dibenzophosphoie-5-oxide group witin NaBH4, L-Selectride, or Superhydride gives threo Horner-Wittig intermediates and hence E-alkenes, while NaBH4/CeCl3 gives erythro intermediates and hence Z-alkenes.