ChemInform Abstract: Asymmetric Induction in the (2,3) Wittig Rearrangement Caused by Chiral Substituents in the Allyl Moiety.
ChemInform Abstract
The title reaction leads to the formation of (II) and (V) from trans-(I) and cis-(IV), resp.; in the second reaction, less than 2% of the other three possible isomers are detected (mechanism).