申请人:Nippon Soda Company, Limited
公开号:US04008067A1
公开(公告)日:1977-02-15
A compound of the general formula ##STR1## wherein R.sub.1 is lower alkyl, R.sub.2 is selected from the group consisting of lower alkyl, lower alkenyl and lower alkynyl, A is a formula which is selected from the formula consisting of: ##STR2## where R.sub.3 is selected from the group consisting of hydrogen and lower alkyl, R.sub.4 is selected from the group consisting of lower alkyl and phenyl, and R.sub.3 forms cyclo-alkylene of 4 to 5 carbon atoms by combining with R.sub.4 ; ##STR3## where R.sub.5 and R.sub.7 are selected from the group consisting of hydrogen and lower alkyl and R.sub.6 is lower alkyl; and ##STR4## where R.sub.8 is selected from the group consisting of hydrogen and lower alkyl and R.sub.9 is lower alkyl; Or a metal salt of the compound defined herein above is useful as herbicide.
该通用式化合物为:##STR1## 其中R.sub.1为低碳基,R.sub.2选自低碳基、低碳烯基和低碳炔基,A为以下公式中的一个:##STR2## 其中R.sub.3选自氢和低碳基,R.sub.4选自低碳基和苯基,R.sub.3与R.sub.4结合形成4到5个碳原子的环烷基;##STR3## 其中R.sub.5和R.sub.7选自氢和低碳基,R.sub.6为低碳基;以及##STR4## 其中R.sub.8选自氢和低碳基,R.sub.9为低碳基。或者上述化合物的金属盐可用作除草剂。