| abstract |
PURPOSE: To obtain the title compound used as an industrial material by reaction of a specific phenyl compound with an alkyl thiocyanate in the presence of boron trihalide followed by treatment of the product with water or acid. n CONSTITUTION: A phenyl compound having any group selected from amino, N-substituted amino, cyclic amino or hydroxyl group and no group in the o- position of the formula [A is benzene ring; R 1 , R 2 , R 3 , R 4 are H, halogen, alkyl; Y is OH, amino, -NHR (R is alkyl, aralkyl)] is allowed to react with an alkyl thiocyanate, aralkyl thiocyanate or aryl thiocyanate in the presence of a boron trihalide and the product is treated with water or an acid to execute the esterification of phenylamine or phenol into o-thiocarboxylate. n COPYRIGHT: (C)1988,JPO&Japio |