PROCESS FOR PREPARING O-(2,6-DICHLOROANILINO)PHENYLACETIC ACID

• Main Authors: TANAKA AKIRAI, YAMAZAKI HIROAKI, NAKAMURA TADAHIRO, KAMIYA KAZUO, TAKASE MUNEAKI, IWAKI TAKASHI, TAKEZAWA TOSHIYUKI
• Format: Patent
• Language: English; Japanese
• Published: 29.04.1982
• Subjects: ACYCLIC OR CARBOCYCLIC COMPOUNDS; CHEMISTRY; METALLURGY; ORGANIC CHEMISTRY

An improved process for preparing 0-(2,6-dichloroanilino) phenylacetic acid, which comprises reacting 0-chlorophenylacetic acid or an alkali metal salt thereof with 2,6-dichloroaniline in the presence of a copper compound or a copper dust and a base in a polar solvent with addition of an alkali meta...