SALICYLIC ACID DERIVATIVES, THEIR PREPARATION AND THEIR USE AS HERBICIDES AND BIOREGULATORS

摘要

- 42 - O.Z. 0050/41325 Salicylic acid derivatives of the formula I I where A is unsubstituted or substituted phenyl, an unsubstituted or substituted five-membered heteroaromatic structure having from two to four nitrogen atoms or having two nitrogen atoms and in addition a sulfur or oxygen atom, or unsubstituted or substituted naphthyl, n is 0, 1 or 2, X and Y are each nitrogen or a methine group and R1 to R4 have the meanings stated in the description, processes and intermediate for their preparation, and their use as herbicides and bioregulators.