Enantiopure 1,4-Diols and 1,4-Aminoalcohols via Stereoselective Acyclic Sulfoxide−Sulfenate Rearrangement
作者:Roberto Fernández de la Pradilla、Ignacio Colomer、Mercedes Ureña、Alma Viso
DOI:10.1021/ol200718y
日期:2011.5.6
Treatment of acyclic α-hydroxy and α-tosylamino sulfinyl dienes with amines affords enantiopure 1,4-diol or 1,4-hydroxysulfonamide derivatives in good yields and diastereoselectivities. This one-pot procedure entails a conjugate addition that triggers a diastereoselective sulfoxide−sulfenate [2,3]-sigmatropic rearrangement.