| 发明名称 |
An improved process for preparing pure ondansetron hydrochloride dihydrate. |
| 摘要 |
An improved method for preparing dimethylamino-methyl-carbazolone and ondansetron base. A recrystallization process for preparing pure ondansetron hydrochloride dihydrate with a purity of at least 99.0% is also disclosed. |
| 申请公布号 |
ZA200305338(B) |
申请公布日期 |
2004.07.12 |
| 申请号 |
ZA20030005338 |
申请日期 |
2002.01.11 |
| 申请人 |
TEVA PHARMACEUTICAL INDUSTRIES LTD. |
发明人 |
RAMY LIDOR-HADAS;ELIEZER BACHAR |
| 分类号 |
C07D403/06;A61K31/4178;A61P1/08;A61P11/02;A61P25/06;A61P25/18;A61P25/20;A61P25/24;A61P25/28;A61P25/36;C07D209/86;C07D209/88;C07D521/00 |
主分类号 |
C07D403/06 |
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