发明名称 |
Process for preparing ethyl esters of aliphatic carboxylic acids |
摘要 |
In a process for producing an ethyl ester of an aliphatic carboxylic acid which comprises reacting ethylene with the aliphatic carboxylic acid in the liquid phase in the presence of an acid catalyst, the improvement wherein a heteropolyacid of tungsten or an acidic metal salt thereof is used as the acid catalyst, and the reaction is carried out in the presence of water in an amount of up to 7.5% by weight based on the weight of the aliphatic carboxylic acid.
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申请公布号 |
US4205182(A) |
申请公布日期 |
1980.05.27 |
申请号 |
US19780945666 |
申请日期 |
1978.09.25 |
申请人 |
CELANESE CORP |
发明人 |
IZUMI, YUSUKE;MAEKAWA, JUNJI;SUZUKI, KATSUMI |
分类号 |
C07C69/007;B01J;B01J21/02;B01J23/00;B01J23/30;B01J23/84;B01J27/00;B01J27/18;C07B61/00;C07C;C07C67/04;C07C69/00;C07C69/02;C07C69/06;C07C69/14;C07C69/24;C07C69/54;(IPC1-7):C07C67/04 |
主分类号 |
C07C69/007 |
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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