N-Methylpiperazine-2-hydroxylpropyl-amine in total yield of 34.3% was synthesized from phthaldiamide by a four-step reaction and the structure was confirmed by NMR and MS.

• 以邻苯二甲酰胺为原料；经4步反应合成了1-N-甲基哌嗪基-2-羟基丙胺；其结构经NMR和MS表征；总收率34.；3%25。