4,4,5,5-tetramethyl<1,3,2>dioxaphospholane-2-oxide   、                                                                                      
Tetramethyl adipoylbisphosphonate                                                                                                                                                                                              以
                                                                                         
氯仿                                                                                  为溶剂,
                                                                                                                                                    反应 9.0h,
                                                                                                                以95%的产率得到[6-(Dimethoxy-phosphoryl)-1,6-dihydroxy-1,6-bis-(4,4,5,5-tetramethyl-2-oxo-2λ5-[1,3,2]dioxaphospholan-2-yl)-hexyl]-phosphonic acid dimethyl ester