(Diethoxy-phosphoryl)-acetic acid (2Z,4E)-(6S,9S)-10-(1-ethoxy-ethoxy)-3,9-dimethyl-6-triisopropylsilanyloxy-deca-2,4-dienyl ester                                                                                                                                                              在
                                                                                                                                                                                 
4-甲基苯磺酸吡啶                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
乙醇                                                                                  为溶剂,
                                                                                                                                                                                        以98%的产率得到(Diethoxy-phosphoryl)-acetic acid (2Z,4E)-(6S,9S)-10-hydroxy-3,9-dimethyl-6-triisopropylsilanyloxy-deca-2,4-dienyl ester