Phenoxypyridylmethyl esters, a process for their preparation...

Details Phenoxypyridylmethyl esters, a process for their preparation... Phenoxypyridylmethyl esters, a process for their preparation...

C - Chemistry, Metallurgy

07

D

260/296, 260/297

C07D 213/64 (2006.01) A01N 43/40 (2006.01) A01N 53/00 (2006.01) C07D 213/643 (2006.01) C07D 213/647 (2006.01)

Patent

CA 1162925

ABSTRACT OF THE DISCLOSURE New phenoxypyridylmethyl esters of the general formula (I) Image wherein R1, R2 and R3 have the meaning given in the des- cription and R represents the radical Image wherein R4 and R5 have the meaning given in the descrip- tion, and represents the radical Image wherein R6 and R7 have the meaning given in the descrip- tion, are obtained by a process in which carboxylic acids of the general formula R-COOH (II) wherein R has the meaning given previously, or reactive derivatives of these acids, are reacted with phenoxypyridyl alcohols of the general formula Image (III) wherein R1, R2 and R3 have the meaning given above, or with reactive derivatives of these alcohols, if appre- priate in the presence of acid acceptors, if appropriate in the presence of catalysts and if appropriate in the presence of diluents. The new phenoxypyridylmethyl esters of the formula (I) are distinquished by a hiqh pesticidal, particularly insecticidal and acardicidal activity.

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