| 发明名称 |
Process for the purification of (RR,SS)-2-(dimethylamino) methyl-1-(3-methoxyphenyl)-cyclohexanol from (RS,SR)-2-(dimethylamino)methyl-1-(3-methoxyphenyl) cyclohexanol |
| 摘要 |
A process for the purification of (RR,SS)-2-(dimethylamino)methyl-1-(3-methoxyphenyl)cyclohexanol, which comprises the selective precipitation of (RR,SS)-2-(dimethylamino)methyl-1-(3-methoxyphenyl)cyclohexanol in the presence of (RS,SR)-2-(dimethylamino)methyl-1-(3-methoxyphenyl)cyclohexanol from a solvent consisting of water and a water-miscible organic solvent.
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| 申请公布号 |
US6169205(B1) |
申请公布日期 |
2001.01.02 |
| 申请号 |
US19990262043 |
申请日期 |
1999.03.04 |
| 申请人 |
DIPHARMA S.P.A. |
发明人 |
CABRI WALTER;MAGRONE DOMENICO |
| 分类号 |
C07C213/10;C07C217/74;(IPC1-7):C07C211/00 |
主分类号 |
C07C213/10 |
| 代理机构 |
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| 地址 |
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