The present invention discloses novel methods for synthesizing Rivaroxaban intermediate, i.e., 4-4-[(5S)-5-(aminomethyl)-2-oxo-1,3 -oxazolidin-3 -yl]phenyl}morpholin-3-one. The novel methods provided in the present invention involve mild reaction conditions, convenient operations, easy purification, and low production costs, and thus the process is environmental-friendly and suitable for industrial production.
本发明揭示了一种合成
利伐沙班中间体的新方法,即4-4-[(5S)-5-(
氨甲基)-2-
氧代-1,3-
噁唑烷-3-基]
苯基}
吗啉-3-
酮。本发明提供的新方法涉及温和的反应条件、便捷的操作、易于纯化和低生产成本,因此该过程环保且适合工业生产。