diethyl [4-[5-(2,4-diamino-pyrimidin-5-yl-methyl)-2,3-dimethoxy-phenylethynyl]-phenyl]-phosphonate                                                                                                                                                              在
                                                                                                                                                                                 
sodium hydroxide                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
乙醇                                                                                  为溶剂,
                                                                                                                                                                                        以50%的产率得到monoethyl [4-[5-(2,4-diamino-pyrimidin-5-ylmethyl)-2,3-dimethoxy-phenylethynyl]-phenyl]-phosphonate sodium salt