申请人:RATIOPHARM GMBH
公开号:WO2013090490A1
公开(公告)日:2013-06-20
The present invention is directed to several Tofacitinib salts including Tofacitinib mono-tartrate salt, Tofacitinib mono-malate salt and Tofacitinib mono-oxalate salt. These Tofacitinib salts can be in amorphous form. The invention is also directed toward a pharmaceutical composition comprising one or more of the Tofacitinib salts, and a process for preparing the composition. The Tofacitinib salts can be used to prepare Tofacitinib mono-citrate salt. Another aspect of the invention is a process for preparing Tofacitinib mono-citrate. The Tofacitinib salts of the invention are also useful as medicaments and in methods of treating patients suffering from cancer.
本发明涉及几种托法替尼盐,包括托法替尼单酒石酸盐、托法替尼单苹果酸盐和托法替尼单草酸盐。这些托法替尼盐可以处于非晶态形式。本发明还涉及一种包含一种或多种托法替尼盐的制药组合物,以及制备该组合物的方法。托法替尼盐可以用于制备托法替尼单柠檬酸盐。发明的另一个方面是制备托法替尼单柠檬酸盐的方法。本发明的托法替尼盐也可用作药物,并用于治疗患有癌症的患者的方法。