The present invention relates to a synthesis method of preventing the formation of impurities and byproducts in the synthesis of tenofovir disoproxil fumarate (Teno-DF) used as a medicine for hepatitis B and HIV treatment due to its function to promote bioactivities. In the synthesis method of the present invention, an ion-exchange resin (Dowex 50W hydrogen form, sulfonic acidic cation exchange resin) is used to enhance the yield and purity of the compound. The present invention also relates to a method of preparing an oral dissolving film dosage form in the manufacture of a medicine using the tenofovir compound with high purity obtained by the synthesis method of the present invention as an effective ingredient.
本发明涉及一种在合成
富马酸替诺福韦二
吡呋酯(Teno-DF)过程中防止杂质和副产物形成的合成方法,
富马酸替诺福韦二
吡呋酯(Teno-DF)因其具有促进
生物活性的功能而被用作乙型肝炎和艾滋病治疗药物。在本发明的合成方法中,使用了一种离子交换
树脂(Dowex 50W 氢型
磺酸阳离子交换
树脂)来提高化合物的产率和纯度。本发明还涉及一种以本发明合成方法获得的高纯度
替诺福韦化合物为有效成分的口服溶膜剂型的制备方法。