Process for Determining the Suitability for Distribution of a Batch of Thiophene-2-Carboxamide Derivative
申请人:Mangion Bernardino
公开号:US20130253187A1
公开(公告)日:2013-09-26
The present invention relates to a process for determining the suitability for distribution of a batch of rivaroxaban or of a pharmaceutical composition thereof. In particular, it also relates to two impurities of rivaroxaban, to their use as reference markers to determine the purity of a sample of rivaroxaban or a composition thereof, to analytical methods for determining the purity of a sample of rivaroxaban or a composition thereof and to a process of preparing rivaroxaban or pharmaceutical compositions thereof which are free or substantially free of such impurities.
本发明涉及一种确定一批利伐沙班或其药物组成物适合分配的过程。特别地,本发明还涉及利伐沙班的两种杂质,它们用作参考标记物以确定利伐沙班或其组成物的纯度,用于确定利伐沙班或其组成物样品纯度的分析方法,以及制备不含或基本不含此类杂质的利伐沙班或其药物组成物的过程。