发明名称 |
Production of guanylurea formate useful as an intermediate for nitrogen heterocycles, e.g. 5-azacytosine, comprises reacting dicyandiamide with excess formic acid in water at elevated temperature |
摘要 |
Production of guanylurea formate (I) comprises reacting dicyandiamide with excess formic acid in water at elevated temperature, cooling the mixture and isolated and washing the precipitated solid.
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申请公布号 |
DE10212054(A1) |
申请公布日期 |
2003.10.02 |
申请号 |
DE20021012054 |
申请日期 |
2002.03.19 |
申请人 |
DEGUSSA AG |
发明人 |
THEIS, CHRISTOPH;STAHL, KATJA;FRIEDRICHS, PETRA |
分类号 |
C07C277/02;C07C279/02;(IPC1-7):C07C277/02;C07C53/06 |
主分类号 |
C07C277/02 |
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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