The present invention refers to novel process for the preparation of Apixaban. Further, the invention also related to a process for the preparation of intermediate of Apixaban from very basic and cheap row material i.e. Aniline which is widely commercially available. The present invention provides process for preparation of Apixaban using a different sequence of synthetic steps and does not involve use of Ullmann reaction.
该发明涉及一种新型的阿匹沙班制备工艺。此外,该发明还涉及一种从非常基本和廉价的原料
苯胺(广泛商业可获得)制备阿匹沙班中间体的工艺。该发明提供了一种使用不同合成步骤顺序制备阿匹沙班的工艺,并且不涉及乌尔曼反应的使用。