(S)-2-Benzyloxycarbonylamino-3-[(2,2-dimethyl-[1,3]dioxolan-4-ylmethoxy)-hydroxy-phosphoryloxy]-propionic acid 1,3-dioxo-1,3-dihydro-isoindol-2-ylmethyl ester                                                                                                                                                              在
                                                                                                                                                                                 Amberlite IR-120 (H
+ form)   、                                                                                                  
水                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
甲醇                                                                                  为溶剂,
                                                                                                                                                                                        生成                                                 (S)-2-Benzyloxycarbonylamino-3-[(2,3-dihydroxy-propoxy)-hydroxy-phosphoryloxy]-propionic acid 1,3-dioxo-1,3-dihydro-isoindol-2-ylmethyl ester