3-Butenanilides of the formula (1) ##STR1## are broad spectrum herbicides. Also disclosed are herbicidal compositions containing a compound of formula (1) as active ingredient, and herbicidal methods. Novel but-3-enoic acid intermediates useful in preparation of formula (1) compounds are also disclosed.
式(1)中的3-
丁烯酰
苯胺化合物##
STR1##是广谱
除草剂。还揭示了含有式(1)化合物作为活性成分的
除草剂组合物和除草方法。此外还揭示了在制备式(1)化合物时有用的新型丁-3-
烯酸
中间体。