发明名称 |
Method of preparing form II crystals of clarithromycin |
摘要 |
Form II crystals of clarithromycin can be easily prepared by treating clarithromycin of different crystal forms with water or with a mixture of water and a water-immiscible organic solvent and isolating treated crystals by filtration.
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申请公布号 |
US6506886(B1) |
申请公布日期 |
2003.01.14 |
申请号 |
US20010786636 |
申请日期 |
2001.03.07 |
申请人 |
HANMI PHARM. CO., LTD. |
发明人 |
LEE TAE-SUK;LEE JU-CHEOL;LEE KYOUNG-IK;LEE GWAN-SUN;KIM WAN-JOO |
分类号 |
A61K31/70;C07H17/08;(IPC1-7):C07M1/00 |
主分类号 |
A61K31/70 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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