(RP,3R,4S,5R,6R,4'R)-3-hydroxy-4-(2.2-dimethyl[1.3]dioxolan-4-yl)-2.2-dimethyl-2-oxo-2-phenyltetrahydro-2λ5-[1.2]oxaphosphinane   、                                                                                      
甲基磺酰氯                                                                                                                                                              在
                                                                                                                                                                                 
吡啶                                                                                                                                  作用下,
                                                                                                                                                                                        反应 25.0h,
                                                                                                                以100%的产率得到4-(2,2-dimethyl-[1,3]dioxolan-4-yl)-2,2-dimethyl-2-oxo-2-phenyl-tetrahydro-6λ*5*-[1,3]dioxolo[4,5-d][1,2]oxaphosphinin-3-mesyl