Preparation of Optically Active Sulfoxides Bearing Heterocycles and Stereoselective Methylation Using Their α-Sulfinyl Carbanions
作者:Takahiro Sagae、Satoshi Ogawa、Naomichi Furukawa
DOI:10.1246/bcsj.64.3179
日期:1991.10
Optically active sulfoxides bearing heterocycles i.e., (1-methyl-2-imidazolyl)methyl and 2-thienylmethyl groups were prepared and their stereoselective methylations were conducted.
Kinetic Resolution in Vanadium-Catalyzed Sulfur Oxidation as an Efficient Route to Enantiopure Aryl Benzyl Sulfoxides
作者:Anita Maguire、Pádraig Kelly、Simon Lawrence
DOI:10.1055/s-2006-944187
日期:2006.6
Enantiopure aryl benzyl sulfoxides can be prepared using vanadium-Schiff base catalyzed sulfide oxidation and kinetic resolution of the resulting sulfoxide. The kinetic resolution can be effected in combination with asymmetric sulfide oxidation or instead starting from the racemic sulfoxide.