QUINAZOLINEDIONE FRAGMENT-CONTAINING COMPOUND, PREPARATION METHOD THEREFOR, USE THEREOF, AND HERBICIDE

摘要

A quinazolinedione fragment-containing compound, a preparation method therefor, and use thereof. The compound has a structure as shown in formula (I). Said compound can be used as a broad-spectrum HPPD herbicide for controlling gramineous weeds, having good control effects on various difficult-to-control gramineous weeds such as barnyard grass, green bristlegrass, Digitaria sanguinalis, bromegrass, Avena fatua, Aegilops tauschii, Alopecurus aequalis, and Alopecurus japonicus.