Table 2.
β-/γ- and δ-/ε-Desaturation of Alcoholsa
Isolated yields; r.r. = regioisomeric ratio.
T1 was used.
T2 was used.
The desilylation step (TBAF) was omitted.
For 1v–1y, the trans precursor was used.
Contains minor amount of hydrodehalogenation byproduct.