The present invention provides isolated O-desmethylvenlafaxine impurities ODV-Dimer and ODV-N-Dimer, their use as a reference marker and reference standard, and a process for the preparation of O-desmethylvenlafaxine free from said impurities
本发明提供了分离的O-去甲基
文拉法辛杂质ODV-Dimer和ODV-N-Dimer,它们作为参考标记和参考标准的用途,以及一种制备不含该杂质的O-去甲基
文拉法辛的方法。