发明公开
- 专利标题： Phosphorous acid catalyzed phenol esterification
- 专利标题（中）： Phenolveresterung通过磷酸催化。
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申请号： EP86302796.7申请日： 1986-04-15
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公开(公告)号： EP0199525A2公开(公告)日： 1986-10-29
- 发明人: Rockwell, Ned M.
- 申请人： STEPAN COMPANY
- 申请人地址： Edens and Winnetka Road Northfield, Illinois 60093 US
- 专利权人： STEPAN COMPANY
- 当前专利权人： STEPAN COMPANY
- 当前专利权人地址： Edens and Winnetka Road Northfield, Illinois 60093 US
- 代理机构： Jones, Ian
- 优先权： US724172 19850417
- 主分类号： C07C67/08
- IPC分类号： C07C67/08 ; C07C69/24
摘要：
A phosphorous acid or mixture of phosphorous acids is used as catalyst in the esterification reaction of phenol and carboxylic acids. Water is removed from the reaction zone in an efficient manner. An ester product of high purity and excellent color with minimal by-products is characteristically produced.
公开/授权文献
- EP0199525B1 Phosphorous acid catalyzed phenol esterification 公开/授权日：1991-10-16
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