| 发明名称 |
PROCESS FOR THE MANUFACTURE OF AZA-SPIRODECANES |
| 摘要 |
For preparing 1-oxa-diaza-oxo-spirodecanes of the formula <IMAGE> where X NOTEQUAL Y, standing for <IMAGE> either a polyalkylpiperidone-4-cyanohydrine is reacted with an aldehyde or a ketone, or a polyalkyl-piperidone-4 is reacted with an aldehyde or ketone-cyanohydrine in a liquid aliphatic carboxylic acid as solvent. |
| 申请公布号 |
ZA7904141(B) |
申请公布日期 |
1980.09.24 |
| 申请号 |
ZA19790004141 |
申请日期 |
1979.08.09 |
| 申请人 |
HOECHST AG |
发明人 |
KORBANKA H;WIEZER H;MAYER N |
| 分类号 |
C07D211/74;C07D498/10;C07D498/20;C07D498/22 |
主分类号 |
C07D211/74 |
| 代理机构 |
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代理人 |
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| 地址 |
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