申请人:Central Glass Company, Limited
公开号:US05468719A1
公开(公告)日:1995-11-21
The invention provides N-acyl-N-phenyltetrahydrophthalamic acid derivatives represented by the general formula [I], methods of producing the same, herbicides containing the same as the effective components, imidoylchloride derivatives as the intermediate products and methods of producing the same, ##STR1## wherein R.sup.1 represents an alkyl group, an alkenyl group, an alkynyl group, an alkoxyalkyl group, a haloalkyl group, a haloalkenyl group, a haloalkynyl group or a cyanoalkyl group, R.sup.2 represents a lower alkyl group or a halogenated lower alkyl group, and R.sup.3 represents a lower alkoxy group, a lower alkenyloxy group, a lower alkynyloxy group, a lower alkoxyalkoxy group, a substituted or unsubstituted benzyloxy group, a lower haloalkyloxy group or a lower alkoxycarbonylalkoxy group. The herbicides of the present invention, which are very useful, can be widely applied to upland, paddy field, orchard, turf, forest, non-crop land, etc., and are not harmful to crops.
本发明提供了由通式[I]表示的N-酰基-N-苯基四氢萘酸衍生物,其制备方法,含有其作为有效成分的除草剂,咪唑氯化物衍生物作为中间产物及其制备方法,其中,R1表示烷基,烯基,炔基,烷氧基烷基,卤代烷基,卤代烯基,卤代炔基或氰基烷基;R2表示低碳基或卤代低碳基;R3表示低碳氧基,低碳烯氧基,低碳炔氧基,低碳氧基烷氧基,取代或未取代苄氧基,低卤代烷氧基或低碳氧羰基烷氧基。本发明的除草剂非常有用,可以广泛应用于旱地、稻田、果园、草坪、森林、非农作地等,对作物无害。