发明授权
- 专利标题： Process for the ortho-alkylation of phenols
- 专利标题（中）： 苯酚的邻烷基化方法
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申请号： US493407申请日： 1983-05-11
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公开(公告)号： US4471149A公开(公告)日： 1984-09-11
- 发明人: Kenneth A. Adey , Frank S. Yates , John H. Young
- 申请人： Kenneth A. Adey , Frank S. Yates , John H. Young
- 申请人地址： GB2 Goole
- 专利权人： Croda Synthetic Chemicals Limited
- 当前专利权人： Croda Synthetic Chemicals Limited
- 当前专利权人地址： GB2 Goole
- 优先权： GBX8033114 19801014; GBX8107218 19810307
- 主分类号： B01J23/74
- IPC分类号： B01J23/74 ; B01J23/76 ; B01J23/86 ; C07C37/16
摘要：
A phenol is ortho-alkylated by reaction with an alkanol in the presence of a catalyst comprising at least 92% w/w, calculated as Fe.sub.2 O.sub.3, of an oxide of iron, and at least one other metal oxide. By way of example, phenol can thus be converted to o-cresol and/or 2,6-xylenol.