申请人:Stauffer Chemical Company
公开号:US04149874A1
公开(公告)日:1979-04-17
Compounds having the formula ##STR1## in which R.sub.1 is alkyl, lower alkenyl, chloro-lower alkyl, lower cycloalkyl, lower alkoxy, thio-lower alkyl, or ##STR2## R.sub.2 is hydrogen, lower alkoxyalkyl or lower alkanoyl; R.sub.3 and R.sub.4 are independently hydrogen, lower alkyl or lower alkoxy; X and Y are independently chloro, fluoro or bromo; Z is hydrogen, methyl, dimethyl, or one methyl and one chloro substituent; and n is 0 or 1. The compounds have utility as herbicides, particularly as post-emergence herbicides.
具有以下公式的化合物##STR1##其中R.sub.1是烷基,低烯基,氯代低烷基,低环烷基,低烷氧基,硫代低烷基或##STR2##R.sub.2是氢,低烷氧基烷基或低烷酰基;R.sub.3和R.sub.4独立地是氢,低烷基或低烷氧基;X和Y独立地是氯,氟或溴;Z是氢,甲基,二甲基或一个甲基和一个氯代取代基;n为0或1。这些化合物作为除草剂具有实用性,特别是作为后出苗除草剂。