| 发明名称 |
CYSTEINE ANALOGUES SALTS OF AMBROXOL, PREPARATION METHODS AND USES THEREOF |
| 摘要 |
<p>The invention relates to cysteine analogues salts of Ambroxol represented by formula (I), wherein: n is 1 or 2, A is as defined in the specification. Their preparation methods, pharmaceutical compositions containing them and their uses in preparation of expectorant are also described. Said preparation methods comprise reacting Ambroxol and cysteine analogues in solvent and then crystallizing.</p> |
| 申请公布号 |
WO2005113492(A1) |
申请公布日期 |
2005.12.01 |
| 申请号 |
WO2005CN00685 |
申请日期 |
2005.05.18 |
| 申请人 |
JIANGSU HANSEN PHARMACEUTICAL CO., LTD.;CEN, JUNDA;ZHONG, HUIJUAN |
发明人 |
CEN, JUNDA;ZHONG, HUIJUAN |
| 分类号 |
C07C321/04;C07C215/44;C07C323/58;C07C323/59;C07D333/38;(IPC1-7):C07C321/04 |
主分类号 |
C07C321/04 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
