NOVEL N-(UNSUBSTITUTED OR SUBSTITUTED)-4-SUBSTITUTED-6-(UNSUBSTITUTED OR SUBSTITUTED)PHENOXY-2-PYRIDINECARBOXAMIDES OR THIOCARBOXAMIDES, PROCESSES FOR PRODUCING THE SAME, AND HERBICIDES

摘要

N-(Unsubstituted or substituted)-4-substituted-6-(unsubstituted or substituted)phenoxy-2-pyridinecarboxamides or thiocarboxamides represented by general formula (I), herbicides containing the same as the active ingredient, processes for producing the herbicides, and processes for producing the carboxamides, wherein R<1> represents C1-4 alkoxy, C1-4 alkylthio, C1-4 alkylamino, etc.; A<1> represents C1-10 alkyl, C1-10 alkoxy, C1-10 alkylamino, amino, hydroxy, etc., each optionally substituted by X<1>; X<1> represents halogeno, C1-4 alkoxy, C1-4 alkylthio, C1-4 alkyl, C1-4 alkylcarbonyl, C1-4 alkylamino, C1-4 alkylsulfonyl, hydroxy, amino, cyano, thiol, etc.; n is an integer selected between 0 and the number of hydrogen atoms replaceable by X<1> in A<1>; p and s each is an integer of 0 to 2, provided that (p+s)=2; Y<1> represents C1-4 haloalkyl, C1-4 alkoxy, C1-4 haloalkoxy, C1-4 alkylthio, C1-4 haloalkylthio, or halogeno; m is an integer of 0 to 5; and Z represents oxygen or sulfur.