| 摘要 |
FIELD: chemistry. ^ SUBSTANCE: in novel substituted aryl ketones of formula (I) Z stands for groupings and A1, A2, A3, R1, R2, R3, R4, R5, R6, R7, X and Y and m are such as given in formula of invention. In substituted aryl carboxylic acid of formula (II) and derivative of aryl carboxylic acid of formula (III) A1, A2, A3, R1, R2, X and Y are such as given in item 1 of invention formula, R12 stands for allyl, which are intermediate products. Also described is means to fight undesirable plants based on formula (I) compound. ^ EFFECT: increased herbicidal activity. ^ 7 cl, 3 tbl, 10 ex |
