申请人:Bayer Aktiengesellschaft
公开号:US04803215A1
公开(公告)日:1989-02-07
Pesticidally active 5-heterocyclyl-1-aryl-pyrazoles of the formula ##STR1## in which R.sup.1 represents hydrogen, alkyl or haloalkyl, R.sup.2 represents alkyl, alkenyl, alkinyl, cycloalkyl, haloalkyl, haloalkenyl, optionally substituted aralkyl or optionally substituted aryl, Ar represents in each case optionally substituted phenyl or pyridyl, Het represents a heterocycle of the formula ##STR2## n represents a number 0, 1 or 2, where R.sup.3 and R.sup.4, independently of one another, represent in each case hydrogen, alkyl or phenyl. Intermediates of the formulas ##STR3## are provided, the former also being pesticidal.
化学式为##STR1##的具有杀虫活性的5-杂环基-1-芳基-吡唑酮,其中R.sup.1代表氢、烷基或卤代烷基,R.sup.2代表烷基、烯基、炔基、环烷基、卤代烷基、卤代烯基、可选地取代的芳基烷基或可选地取代的芳基,Ar在每种情况下代表可选取代的苯基或吡啶基,Het代表化学式##STR2##的杂环,n代表数字0、1或2,其中R.sup.3和R.sup.4,彼此独立地,在每种情况下代表氢、烷基或苯基。提供了化学式##STR3##的中间体,前者也具有杀虫活性。