发明公开
- 专利标题: PROCESS FOR THE SYNTHESIS OF 2,5-DIHYDROXYTEREPHTHALIC ACID
- 专利标题(中): 合成2,5-二羟基邻苯二甲酸的方法
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申请号: EP07862264.4申请日: 2007-11-28
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公开(公告)号: EP2086918A1公开(公告)日: 2009-08-12
- 发明人: RITTER, Joachim C.
- 申请人: E.I. DU PONT DE NEMOURS AND COMPANY
- 申请人地址: 1007 Market Street Wilmington, DE 19898 US
- 专利权人: E.I. DU PONT DE NEMOURS AND COMPANY
- 当前专利权人: E.I. DU PONT DE NEMOURS AND COMPANY
- 当前专利权人地址: 1007 Market Street Wilmington, DE 19898 US
- 代理机构: Matthews, Derek Peter
- 优先权: US604939 20061128
- 国际公布: WO2008066824 20080605
- 主分类号: C07C51/02
- IPC分类号: C07C51/02 ; C07C51/367 ; C07C51/41 ; C07C65/05
摘要:
2,5-dihydroxyterephthalic acid is produced in high yields and high purity from 2,5-dihaloterephthalic acid by contact with a copper source and a ligand that coordinates to copper under basic conditions.
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