申请人:ICI Americas Inc.
公开号:US04855478A1
公开(公告)日:1989-08-08
An N,N-diaryl-N-alkylurea having the formula ##STR1## wherein R.sub.1, R.sub.2, R.sub.3 and R.sub.4 are the same or different and are selected from the group consisting of hydrogen, halogen, cyano, trifluoromethyl, trifluoromethylthio, trifluoromethyl thionyl, trifluoromethane sulfonyl, sulfonamido, substituted phenoxy and substituted pyridyloxy groups wherein the substituent is any one of halogen, cyano, trifluoromethyl, trifluoromethylthio, trifluoromethyl thionyl, trifluoromethane sulfonyl, sulfonamido; and R.sub.5 is selected from the group consisting of alkyl, alkenyl, haloalkyl, haloalkenyl, hydroxyalkyl, hydroxylalkenyl, acetoxyalkyl, acetoxyalkenyl, mercaptoalkyl, and mercaptoalkenyl, wherein the alkyl or alkenyl group in each alkyl- or alkenyl-containing moiety has from 3 to 6 carbon atoms; X is oxygen or sulfur; and agriculturally acceptable salts thereof. Also disclosed is an herbicidal composition and method of treating weeds.
一种具有以下式子的N,N-二芳基-N-烷基脲化合物##STR1## 其中R.sub.1,R.sub.2,R.sub.3和R.sub.4相同或不同,选自氢,卤素,氰基,三氟甲基,三氟甲基硫醚,三氟甲基硫酰基,三氟甲烷磺酰基,磺酰胺基,取代苯氧基和取代吡啶氧基,其中取代基是卤素,氰基,三氟甲基,三氟甲基硫醚,三氟甲基硫酰基,三氟甲烷磺酰基,磺酰胺基之一; R.sub.5选自烷基,烯基,卤代烷基,卤代烯基,羟基烷基,羟基烯基,乙酰氧基烷基,乙酰氧基烯基,巯基烷基和巯基烯基,其中每个含有烷基或烯基的基团中的烷基或烯基具有3至6个碳原子; X为氧或硫;以及其农业上可接受的盐。还公开了一种除草剂组合物和处理杂草的方法。