Diastereocontrol of thio-Claisen rearrangement induced by an adjacent hydroxy-substituted chiral centre
作者:Pierre Beslin、St�phane Perrio
DOI:10.1039/c39890000414
日期:——
S-Allyl α-hydroxy ketene dithioacetals smoothly rearrange into α-allyl β-hydroxydithioesters with a high level of syn-diastereoselectivity, with the syn : anti ratio ranging from 24:1 to 6:1, independently of the geometry of the ketene double bond.