Novel tricyclic 1H-imidazole-5-carboxylic acid derivatives of formula
wherein X is a radical of formula
A is a C₁-C₅alkanediyl or a C₅-C₇cycloalkanediyl radical; and
Y is O, S(O)m, NR⁹ or CH₂;
the salts and stereochemically isomeric forms thereof, which compounds are herbicides; herbicidal compositions containing such compounds as active ingredient and methods of preparing said compounds.
新颖的式
三环 1H-咪
唑-5-羧酸衍
生物 其中 X 是式 A 的基 C₁-C₅ 烷二基或 C₅-C₇ 环烷二基;Y 是 O、S(O)m、NR⁹ 或 CH₂;其盐和立体
化学异构体形式,这些化合物是
除草剂;含有这些化合物作为活性成分的除草组合物以及制备所述化合物的方法。