发明名称 |
Process for the removal of heavy metals |
摘要 |
A method for the removal of heavy metals from solutions of organic compounds by treatment with cysteine or with an N-acylcysteine is described. Organic compounds with a content of heavy metal, for example palladium, particularly low and suitable for the preparation of compounds with pharmacologic activity can be isolated from the resultant solutions.
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申请公布号 |
US6239301(B1) |
申请公布日期 |
2001.05.29 |
申请号 |
US19990423315 |
申请日期 |
1999.12.30 |
申请人 |
ZAMBON GROUP S.P.A. |
发明人 |
VILLA MARCO;CANNATA VINCENZO;ROSI ALESSANDRO;ALLEGRINI PIETRO |
分类号 |
C07B63/02;C07B63/00;(IPC1-7):C07F15/00;B01D21/01;C02F1/42 |
主分类号 |
C07B63/02 |
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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