(3S,4S,5R,6S)-1-N-benzyloxycarbonyl-3-(p-phenylbenzoylaminomethyl)-6-methyl-hexahydropyridazine-4,5-diol                                                                                                                                                              在
                                                                                                                                                                                 
盐酸   、                                                                                                  palladium 10% on activated carbon   、                                                                                                  
氢气                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
甲醇                                                                                  为溶剂,
                                                                                                                                                                                        以100%的产率得到(3S,4S,5R,6S)-3-(p-phenylbenzoylaminomethyl)-6-methyl-hexahydropyridazine-4,5-diol hydrochloride