| abstract |
Formula (I) [wherein, X represents H or F, Y is C 1 -C 4 alkoxy-substituted C 1 -C 4 alkyl, C 1 -C 4 thioalkyl substituted C 1 -C 4 alkyl or,, C 2 -C 3 alkenyl, and, W is -NO 2, -N 3, -NR 1 R 2, -N = CR 3 represents a R 4 or -NHN = CR 3 R 4] of 4-amino-picoline acid, And their amine and acid derivatives are powerful herbicides that exhibit broad spectrum weed control. |