phenylmagnesium bromide   、                                                                                      
(2S,3R)-1-benzyl-3-cyano-2-(3-desoxy-1,2-O-isopropylidene-α-D-erythro-tetro-1,4-furanos-4-yl)aziridine                                                                                                                                                                                              以
                                                                                         
乙醚                                                                                  为溶剂,
                                                                                                                                                                                        以38.5%的产率得到(2S,3R)-benzoyl-3-benzyl-1-(desoxy-3'-O-isopropylidene-1',2'-α-D-erythro-tetrofurannosyl-4')-2-aziridine