Salicylic acid derivatives, their preparation and their use...

C - Chemistry – Metallurgy – 07 – D

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C07D 239/60 (2006.01) A01N 43/54 (2006.01) A01N 43/66 (2006.01) C07C 317/46 (2006.01) C07C 323/62 (2006.01) C07D 251/30 (2006.01)

Patent

CA 2032818

- 42 - O.Z. 0050/41325 Abstract of the Disclosure: Salicylic acid derivatives of the formula I Image I where A is unsubstituted or substituted phenyl, an unsub- stituted 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 des- cription, processes and intermediate for their prepara- tion, and their use as herbicides and bioregulators.

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