Methyllithium-Promoted Wittig Rearrangements of α-Alkoxysilanes
Robert E. Maleczka, Jr.* and Feng Geng
*Department of Chemistry, Michigan State University, East Lansing, Michigan 48824, Email: maleczkacem.msu.edu
R. E. Maleczka, Jr., F. Geng, Org. Lett., 1999, 1, 1115-1118.
Depending on both the substrate and reaction conditions employed, α-alkoxysilanes underwent [2,3]-, [1,2]-, or [1,4]-Wittig rearrangements promoted by the action of methyllithium. These rearrangements were shown to be initiated by either Si/Li exchange or deprotonation to the silane.
see article for more reactions
Synthesis and Fluoride-Promoted Wittig Rearrangements of α-Alkoxysilanes
R. E. Maleczka, Jr., F. Geng, Org. Lett., 1999, 1, 1111-1113.
[1,2]-Wittig Rearrangement, [2,3]-Wittig Rearrangement