O-benzyl O-(1-O-methyl-2,4,6-tri-O-acetyl-β-D-galactopyranos-3-yl) (phenylmethyl)phosphonate                                                                                                                                                              在
                                                                                                                                         palladium on activated charcoal                                                                                                                                                                                                                               
ammonium hydroxide   、                                                                                                  
氢气                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
1,4-二氧六环   、                                                                                         
甲醇                                                                                  为溶剂,
                                                                                                                                                    反应 2.0h,
                                                                                                                生成                                                 ammonium O-(1-O-methyl-β-D-galactopyranos-3-yl) (phenylmethyl)phosphonate