| 发明名称 |
Process for the preparation of hydantoins |
| 摘要 |
The invention relates to a novel process for the preparation of compounds containing hydantoin rings by reaction of a carbodiimide with a derivative of an alpha , beta -unsaturated carboxylic acid of the formula <IMAGE> in which R<3>, R<4> and R<5> have the meaning given in the description.
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| 申请公布号 |
DE3144701(A1) |
申请公布日期 |
1983.05.19 |
| 申请号 |
DE19813144701 |
申请日期 |
1981.11.11 |
| 申请人 |
BAYER AG |
发明人 |
SCHULTE,BERNHARD,DIPL.-ING.DR.;JAKOB,WOLFGANG,CHEM.-ING.;DUENWALD,WILLI,DIPL.-CHEM.DR.;MEYER,KARL-HEINRICH,DIPL.-CHEM.DR. |
| 分类号 |
C07D233/76;C07D233/78;C08G73/06;(IPC1-7):C07D233/76;C08L79/04 |
主分类号 |
C07D233/76 |
| 代理机构 |
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| 主权项 |
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