| 发明名称 |
Process for the production of methacrylic acid esters. |
| 摘要 |
<p>This invention provides a method for producing α,β- unsaturated carboxylic acid esters in high yield from acetone cyanohydrin and sulfuric acid through the reduction of reaction side products and the recycling of process intermediates.</p> |
| 申请公布号 |
EP0656343(A1) |
申请公布日期 |
1995.06.07 |
| 申请号 |
EP19940308342 |
申请日期 |
1994.11.11 |
| 申请人 |
ROHM AND HAAS COMPANY |
发明人 |
DOBSON, JOHN CARROLL |
| 分类号 |
B01J29/068;C07B61/00;C07C67/20;C07C67/22;C07C67/327;C07C69/54;(IPC1-7):C07C67/327;C07C69/675;C07C231/06 |
主分类号 |
B01J29/068 |
| 代理机构 |
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| 主权项 |
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| 地址 |
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