申请人:Bayer Aktiengesellschaft
公开号:US04971989A1
公开(公告)日:1990-11-20
Substituted 1-arylpyrazoles useful in combating insects having the arachnida and nematodes of the formula ##STR1## in which R.sup.1 represents hydrogen or alkyl, R.sup.2 represents alkyl or halogenoalkyl, R.sup.3 represents hydrogen or alkanoyl, R.sup.4 represents hydrogen, alkyl, hydroxyalkyl, alkoxyalkyl, alkylthioalkyl, halogenoalkyl, alkenyl, halogenoalkenyl or alkinyl, in each case optionally substituted cycloalkyl, aralkyl or aryl, or, when X represents oxygen or sulphur, R.sup.4 can represent a cation equivalent which is bonded in a salt-like manner, A represents a double-linked alkylene radical, X represents oxygen, sulphur or a radical ##STR2## Ar represents optionally substituted phenyl, pyridyl and n represents a number 0, 1 or 2, where R.sup.5 represents hydrogen, alkyl, hydroxylalkyl, alkoxyalkyl, alylthioalkyl, halogenoalkyl, alkenyl, halogenoalkenyl or alkinyl, or represents optionally substituted cycloalkyl, aralkyl or aryl.
1-芳基吡唑类化合物在对抗蜘蛛类昆虫和线虫方面具有用途,其化学式为##STR1##其中R.sup.1代表氢或烷基,R.sup.2代表烷基或卤代烷基,R.sup.3代表氢或烷酰基,R.sup.4代表氢、烷基、羟基烷基、烷氧基烷基、烷硫基烷基、卤代烷基、烯基、卤代烯基或炔基,在每种情况下均可选择地被环烷基、芳基或取代的芳基取代,或者当X代表氧或硫时,R.sup.4可以代表以盐类方式结合的等效阳离子,A代表双键连接的烷基基团,X代表氧、硫或一个基团##STR2##Ar代表可选择取代的苯基、吡啶基,n代表数字0、1或2,其中R.sup.5代表氢、烷基、羟基烷基、烷氧基烷基、硫基烷基、卤代烷基、烯基、卤代烯基或炔基,或者代表可选择取代的环烷基、芳基或取代的芳基。