申请人:E.I. DU PONT DE NEMOURS AND COMPANY
公开号:EP0497453A1
公开(公告)日:1992-08-05
Compounds of Formulae I, II, III and IV:
wherein
R¹ is alkyl;
R² is H, alkyl, alkenyl or alkynyl;
R³ and R⁴ are independently H, optionally substituted alkyl, alkenyl or alkynyl;
X is selected from various organic groups; and
Q is selected from various aryl and heterocyclic groups;
exhibit broad spectrum preemergent and postemergent herbicidal activity.
式 I、II、III 和 IV 的化合物:
其中
R¹ 是烷基
R² 是 H、烷基、烯基或炔基;
R³ 和 R⁴ 独立地为 H、任选取代的烷基、烯基或炔基;
X 选自各种有机基团;以及
Q 选自各种芳基和杂环基团;
具有广谱的芽前和芽后除草活性。