benzyl 2-{2'-(N,N-dimethylamino)ethyl}phenyl selenoxide                                                                                                                                                              在
                                                                                                                                                                                 amylose carbamate derivative/silica gel(Daicel Chiralpak AS)                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
乙醇   、                                                                                         
正己烷                                                                                  为溶剂,
                                                                                                                                                                                        生成                                                 
(S)-(-)-benzyl 2-{2'-(N,N-dimethylamino)ethyl}phenyl selenoxide   、                                                                                             (R)-(+)-benzyl 2-{2'-(N,N-dimethylamino)ethyl}phenyl selenoxide