发明名称 |
Preparation of methacrylic acid, derivatives thereof or precursors thereto |
摘要 |
A process for the manufacture of alpha , beta -unsaturated carboxylic acid esters from acetone cyanohydrin and sulphuric acid is described, the reaction being carried out in a solvent such as SO2. The process is especially useful for making methyl methacrylate. |
申请公布号 |
AU2178999(A) |
申请公布日期 |
1999.08.30 |
申请号 |
AU19990021789 |
申请日期 |
1999.01.22 |
申请人 |
IMPERIAL CHEMICAL INDUSTRIES PLC |
发明人 |
MICHAEL SELLERS;TREVOR HUW MORRIS |
分类号 |
C07C67/327;C07C231/06;C07C235/06 |
主分类号 |
C07C67/327 |
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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