Scheme 7.
Demonstration of Generality–Nucleophile Scope, in Combination with Different Electrophiles*
*Isolated yields. Enantiomeric ratio determined by chiral HPLC in comparison to the racemate. aReaction time = 2 h. bReaction performed in 1,4-dioxane. P(2-Th)3 = tri(2-thienyl)phosphine.