
基本信息:
- 专利标题: 一种氨磺必利的制备方法
- 专利标题(英):Preparation method of amisulpride
- 申请号:CN201910888970.2 申请日:2019-09-19
- 公开(公告)号:CN110577482A 公开(公告)日:2019-12-17
- 发明人: 周臣生 , 刘朝建 , 刘德强 , 张博 , 王本乾 , 王吉忠 , 朱成峰 , 李涛 , 康升旺
- 申请人: 齐鲁安替(临邑)制药有限公司
- 申请人地址: 山东省德州市临邑县经济开发区花园大道西首北侧
- 专利权人: 齐鲁安替(临邑)制药有限公司
- 当前专利权人: 山东安弘制药有限公司
- 当前专利权人地址: 山东省德州市临邑县经济开发区花园大道西首北侧
- 代理机构: 济南金迪知识产权代理有限公司
- 代理人: 韩献龙
- 主分类号: C07D207/09
- IPC分类号: C07D207/09
The invention provides a preparation method of amisulpride. The preparation method comprises the following steps: with 2-methoxy-4-amino-5-ethylsulfonyl benzoic acid and thionyl chloride as raw materials, carrying out an acylation reaction to obtain 2-methoxy-4-amino-5-ethylsulfonyl benzoyl chloride; and then, subjecting 2-methoxy-4-amino-5-ethylsulfonyl benzoyl chloride and N-ethyl-2-aminomethylpyrrolidine to an amidation reaction on to obtain amisulpride. The preparation method has the following advantages: raw materials are easy to obtain; highly toxic products are not used; the preparation method is simple; preparation period is short; side reactions are few; the yield and purity of the target product are high; and the target product has market competitiveness.
公开/授权文献:
- CN110577482B 一种氨磺必利的制备方法 公开/授权日:2020-10-16
IPC结构图谱:
C | 化学;冶金 |
--C07 | 有机化学 |
----C07D | 杂环化合物 |
------C07D207/00 | 杂环化合物,含五元环,不与其他环稠合,带1个氮原子作为惟一的环杂原 |
--------C07D207/02 | .只有氧或碳原子直接连在环氮原子上 |
----------C07D207/04 | ..环原子间或环原子与非环原子间无双键 |
------------C07D207/08 | ...带有被杂原子取代的烃基,连在环碳原子上 |
--------------C07D207/09 | ....被非硝基氮原子取代的基 |