| 发明名称 |
METHOD FOR PRODUCING 2-CYAN-3-HYDROXY-N-(PHENYL)BUT-2-ENE AMIDES |
| 摘要 |
<p>The invention relates to a method for obtaining cyan-3-hydroxy-N-(phenyl)but-2-ene amide, whereby a phenyl-substituted 2-cyan-N-(phenyl)acetamide is converted in the presence of a base, acetic acid anhydride and at least one solvent, and the 2-cyan-3-hydroxy-N-(phenyl-derivative)but-2-ene amide obtained is crystallised by means of acidification.</p> |
| 申请公布号 |
SI1606246(T1) |
申请公布日期 |
2010.08.31 |
| 申请号 |
SI20040031463T |
申请日期 |
2004.03.06 |
| 申请人 |
SANOFI-AVENTIS DEUTSCHLAND GMBH |
发明人 |
HACHTEL JOCHEN;NEISES BERND;SCHWAB WILFRIED;UTZ ROLAND;ZAHN MARTIN |
| 分类号 |
A61K31/277;C07C253/30;C07C255/23 |
主分类号 |
A61K31/277 |
| 代理机构 |
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代理人 |
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