| 发明名称 |
Method for reducing residual alcohols in crystalline valacyclovir hydrochloride |
| 摘要 |
Provided is a method of reducing excess residual process solvents, especially excess residual process alcohol (e.g. isopropanol), in valacyclovir hydrochloride to about 1000 ppm (weight) or less by contacting valacyclovir hydrochloride having excess residual process alcohol with moist gas.
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| 申请公布号 |
US2005070711(A1) |
申请公布日期 |
2005.03.31 |
| 申请号 |
US20030688538 |
申请日期 |
2003.10.16 |
| 申请人 |
LIFSHITZ IGOR;DOLITZKY BEN-ZION |
发明人 |
LIFSHITZ IGOR;DOLITZKY BEN-ZION |
| 分类号 |
C07D473/00;(IPC1-7):C07D473/10 |
主分类号 |
C07D473/00 |
| 代理机构 |
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