| 发明名称 |
Process for producing 4-carboxamido-5-cyano-2-imidazolone |
| 摘要 |
A process for producing 4-carboxamido-5-cyano-2-imidazolone which comprises reacting diaminomaleonitrile with carbon dioxide in a polar solvent, optionally in the presence of a basic catalyst.
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| 申请公布号 |
US4128719(A) |
申请公布日期 |
1978.12.05 |
| 申请号 |
US19770861324 |
申请日期 |
1977.12.16 |
| 申请人 |
SAGAMI CHEMICAL RESEARCH CENTER |
发明人 |
KOJIMA, TAKAKAZU;OHTSUKA, YOZO |
| 分类号 |
C07D233/90;(IPC1-7):C07D233/90 |
主分类号 |
C07D233/90 |
| 代理机构 |
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