2-[3-(benzyloxyformylamino)-(2R)-cyclopentylmethyl-propionyl]-tetrahydropyridazine-1-carboxylic acid (3,5-bis(trifluoromethyl)phenyl)amide                                                                                                                                                              在
                                                                                                                                         palladium 10% on activated carbon                                                                                                                                                                                                                               
氢气                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
甲醇                                                                                  为溶剂,
                                                                                                                                                    反应 2.25h,
                                                                                                                以98%的产率得到2-[(2R)-cyclopentylmethyl-3-(formylhydroxyamino)-propionyl]-tetrahydropyridazine-1-carboxylic acid (3,5-bis(trifluoromethyl)phenyl)amide