PROCESS FOR THE SYNTHESIS OF HYDROXY AROMATIC ACIDS
申请人:Ritter Joachim C.
公开号:US20080139843A1
公开(公告)日:2008-06-12
Hydroxy aromatic acids are produced in high yields and high purity (>95%) from halogenated aromatic acids in a reaction mixture containing a copper source and a ligand that coordinates to copper.
CATALYST FOR OXIDATIVE POLYMERIZATION OF FLUOROPHENOL, METHOD OF OXIDATIVE POLYMERIZATION OF FLUOROPHENOL, AND POLY(OXYFLUOROPHENYLENE) DERIVATIVE
申请人:JAPAN SCIENCE AND TECHNOLOGY CORPORATION
公开号:EP1160267B1
公开(公告)日:2004-08-04
PROCESS FOR THE SYNTHESIS OF 2,5-DIHYDROXYTEREPHTHALIC ACID
申请人:E.I. DU PONT DE NEMOURS AND COMPANY
公开号:EP2099737B1
公开(公告)日:2010-06-23
PROCESS FOR THE SYNTHESIS OF ETHERS OF AROMATIC ACIDS
申请人:E. I. Du Pont de Nemours and Company
公开号:EP2125687B1
公开(公告)日:2010-08-11
PROCESS FOR THE SYNTHESIS OF 2,5-DIHYDROXYTEREPHTALIC ACID
申请人:RITTER JOACHIM C.
公开号:US20080161600A1
公开(公告)日:2008-07-03
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.