发明名称 |
PROCESS FOR THE PURIFICATION OF GABAPENTIN |
摘要 |
<p>A process for the preparation of gabapentin which comprises the passage of a gabapentin inorganic salt through a strong cationic ionic exchange resin, the elution of gabapentin fixed on the column, the concentration of the resultant solution and the cristallization from organic solvent, characterized in that the elution of gabapentin fixed on the column is carried out by using an ammonia and alkaline hydroxide aqueous solution, is described.</p> |
申请公布号 |
EP1636172(A1) |
申请公布日期 |
2006.03.22 |
申请号 |
EP20040739973 |
申请日期 |
2004.06.17 |
申请人 |
ZAMBON GROUP S.P.A. |
发明人 |
COTARCA, LIVIUS;GIOVANETTI, ROBERTO;NICOLI, ANDREA |
分类号 |
C07C227/00;(IPC1-7):C07C227/00 |
主分类号 |
C07C227/00 |
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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