| 发明名称 |
Preparation of substituted guanidines |
| 摘要 |
A process for the preparation of a substituted guanidine by reacting a substituted cyanamide with ammonia or a substituted amine in the presence of a Lewis acid catalyst. Also disclosed is a process for the preparation of a tri-substituted guanidine by reacting a mono-substituted cyanamide with a di-substituted amine.
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| 申请公布号 |
US5298657(A) |
申请公布日期 |
1994.03.29 |
| 申请号 |
US19920854496 |
申请日期 |
1992.03.20 |
| 申请人 |
CAMBRIDGE NEUROSCIENCE INC. |
发明人 |
DURANT, GRAHAM J.;MAGAR, SHARAD S. |
| 分类号 |
C07B61/00;C07C277/02;C07C277/08;C07C279/18;C07D213/75;C07D215/38;C07D215/40;C07D217/02;C07D311/18;(IPC1-7):C07C277/02 |
主分类号 |
C07B61/00 |
| 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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