申请人:Dixit Girish
公开号:US20120100188A1
公开(公告)日:2012-04-26
Provided herein are solid state forms of paliperidone salts, processes for preparation, pharmaceutical compositions, and method of treating thereof. Paliperidone is represented by the following structural formula (I): More particularly, provided are solid state forms of paliperidone acid addition salts, wherein the acid counter ion is provided by an acid selected from the group consisting of L-(+)-tartaric acid, p-toluenesulfonic acid, maleic acid, oxalic acid, fumaric acid, acetic acid and malic acid. Provided also herein is a process for preparing substantially pure paliperidone free base using the solid state forms of paliperidone salts.
本文提供了
帕利哌酮盐的固态形式,制备方法,药物组合物以及治疗方法。
帕利哌酮的结构式如下(I):更具体地,提供了
帕利哌酮酸加合物盐的固态形式,其中酸对离子由L-(+)-
酒石酸、
对甲苯磺酸、
马来酸、
草酸、
富马酸、
乙酸和
苹果酸等酸中选择提供。本文还提供了一种利用
帕利哌酮盐的固态形式制备基本纯净的
帕利哌酮游离碱的方法。