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Uta Jensen Korte, Reinhold Gehring, Otto Schallner, Jorg Stetter, Heinz Jurgen Wroblowsky, Benedikt Becker, Bernhard Homeyer, Wolfgang Behrenz, Wilhelm Stendel, Peter Andrews: 1-aryl-4-alkylthiopyrazol-5-amine derivatives, composition containing them, and method of using them to combat insects, arachnids, and nematodes. Bayer Aktiengesellschaft, Sprung Horn Kramer & Woods, February 14, 1989: US04804675 (48 worldwide citation)

A method of combating insects, sense animals and nematodes comprising applying to insects, arachnids and nematodes and/or their environment an effective amount of at least one 5-aminopyrazole of the formula (I) ##STR1## in which R.sup.1 represents hydrogen, alkyl or halogenoalkyl,


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