| abstract |
PURPOSE: To prepare a novel salicylic acid derivative having an improved activity as herbicide and bioregulator. n CONSTITUTION: A compound of formula I [R 1 is succinyliminooxy, 5-membered heteroaromatic ring, OR 5 (R 5 is H, alkali metal cation, etc.), etc.], and their environmentally acceptable salts, e.g. 2-(4,6-dimethoxypyrimidine-2-yloxy)-6- phenylthiobenzoic acid. The present compounds are obtained by reacting a compound of formula II with those of formula III in the presence of an inorganic or organic base. n COPYRIGHT: (C)1992,JPO |