ausblenden:
Schlagwörter:
[2;3]-Wittig rearrangement; Claisen rearrangement; Horner-Wadsworth-Emmons reaction; tetrasubstituted alkenes
Zusammenfassung:
Tetrasubstituted alkenes were prepared stereoselectively by using the Wittig-Still rearrangement. Eight examples are given.
A highly stereoselective synthesis of tetrasubstituted alkenes via the sequence Horner-Wadsworth-Emmons-, Grignard- and [2,3]-Wittig reaction is described, eight examples are given.