摘要 |
<p>Process for the preparation of the 2-(2,6-dichloroanilino)-phenylacetic acid which comprises, as a basic step, the heating of a mixture containing a pyridic base, an organic or inorganic acid and 4,5,6,7-tetrahydro-N-(2,6-dichlorophenyl)-isatin or its O-acyl or O-alkyl derivatives.</p> |