| 发明名称 |
PROCESS FOR THE PURIFICATION OF PSEUDO-IONONE AND A COMPLEX FORMED DURING SAID PROCESS |
| 摘要 |
A process for the purification of pseudo-ionone, which comprises preparing pseudo-ionone by a reaction of citral with acetone, followed by bringing the reaction medium into contact with a metal derivative and thereafter distilling the pseudo-ionone.
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| 申请公布号 |
US5221797(A) |
申请公布日期 |
1993.06.22 |
| 申请号 |
US19920869940 |
申请日期 |
1992.04.17 |
| 申请人 |
RHONE-POULENC NUTRITION ANIMALE |
发明人 |
CHABARDES, PIERRE;CRENNE, NOEL |
| 分类号 |
C07C45/72;C07C45/74;C07C45/78;C07C45/82;C07C45/85;C07C49/203;C07C49/24 |
主分类号 |
C07C45/72 |
| 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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