SEARCH Articles Figures Tables Acetic acid, a-allyloxyesters, Wittig rearrangement zirconium enolates Enolates 1,4]-Wittig rearrangement Enolates rearrangements Enolates zirconium Enols rearrangement WITTIG Rearrangement Zirconium enolates 2,3]-Wittig rearrangement