The present invention provides a process for the preparation of darunavir or solvates or a pharmaceutically acceptable salt thereof substantially free of bisfuranyl impurities, particularly darunavir propionate solvate. The present invention also provides a process for preparation amorphous darunavir using the darunavir propionate solvate.
本发明提供了一种制备基本上不含双
呋喃杂质的达那韦或其溶解物或其药学上可接受的盐的工艺,特别是
丙酸达那韦溶解物。本发明还提供了一种使用
丙酸达芦那韦溶胶制备无定形
达芦那韦的工艺。