申请人:Bayer Aktiengesellschaft
公开号:US04909832A1
公开(公告)日:1990-03-20
5-Dichloracetamido-4-nitro-1-aryl-pyrazoles of the formula ##STR1## in which R.sup.1 represents hydrogen, fluorine, chlorine or bromine, R.sup.2 represents hydrogen, fluorine or chlorine, R.sup.3 represents halogen, halogenoalkyl, halogenoalkoxy, halogenoalkythio or halogenoalkylsulphonyl, R.sup.4 represents hydrogen, fluorine, or chlorine, and R.sup.5 represents fluorine, chlorine or bromine, but in the case in which R.sup.1 and R.sup.5 simultaneously represent chlorine and in addition R.sup.2 and R.sup.4 simultaneously represent hydrogen, R.sup.3 does not represent chlorine or trifluoromethyl, exhibit herbicidal and plant growth-regulating properties. Novel intermediates therefor are also shown.
化学式为##STR1##的5-二氯乙酰胺基-4-硝基-1-芳基吡唑,其中R.sup.1代表氢、氟、氯或溴,R.sup.2代表氢、氟或氯,R.sup.3代表卤素、卤代烷基、卤代烷氧基、卤代烷硫基或卤代烷基磺酰基,R.sup.4代表氢、氟或氯,R.sup.5代表氟、氯或溴,但在R.sup.1和R.sup.5同时表示氯的情况下,另外R.sup.2和R.sup.4同时表示氢,R.sup.3不表示氯或三氟甲基,表现出除草和植物生长调节性质。同时还显示了新的中间体。