Composition for controlling house insect pest and method for controlling house insect pest

Abstract

The present invention provides a composition for controlling a house insect pest, such as termites, ants or cockroaches, which comprises, as active ingredients, at least two compounds selected from the group consisting of (a) a certain pyridine compound, (b) a benzoylurea compound, (c) a pyrethroid compound and (d) a certain hydrazone compound; and a composition for controlling a house insect pest, which comprises, as an active ingredient, a certain hydrazone compound.

1 . A composition for controlling a house insect pest, which comprises, as active ingredients, at least two compounds selected from the group consisting of (a) a pyridine compound of the formula (I) or it salt:  
       
         
           
           
               
               
           
         
       
       wherein Y is a haloalkyl group, m is 0 or 1, and Q is  
       
         
           
           
               
               
           
         
       
       or a substituted or unsubstituted heterocyclic group, (wherein X is an oxygen atom or a sulfur atom, R 1  and R 2  are respectively independently a hydrogen atom, a substituted or unsubstituted alkyl group, a substituted or unsubstituted alkenyl group, a substituted or unsubstituted alkynyl group, a substituted or unsubstituted cycloalkyl group, a —C(W 1 )R 3  group, a —OR 4  group, a —S(O) n R 5  group, a —NHR 6  group,  
       
         
           
           
               
               
           
         
       
       a —C(R 8 )═NO—R 9  group or a substituted or unsubstituted aryl group, or R 1  and R 2  may form a ═C(R 10 )R 11  group or may form a C 4 -C 5  5-membered or 6-membered heterocyclic group which may contain a nitrogen atom or an oxygen atom, together with an adjacent nitrogen atom, R 3  is a substituted or unsubstituted alkyl group, a substituted or unsubstituted alkenyl group, a substituted or unsubstituted alkynyl group, a substituted or unsubstituted cycloalkyl group, a substituted or unsubstituted aryl group, an alkoxy group, an alkylthio group or a mono- or dialkylamino group, R 4  is a hydrogen atom, a substituted or unsubstituted alkyl group, a substituted or unsubstituted alkenyl group, a substituted or unsubstituted alkynyl group, a substituted or unsubstituted cycloalkyl group, a substituted or unsubstituted aryl group, a substituted or unsubstituted heterocyclic group or a —COR 3  group, R 5  is an alkyl group or a dialkylamino group, R 6  is an alkyl group or an aryl group, Z is N or a —C—R 7  group, R 7  is a hydrogen atom, a halogen atom, a substituted or unsubstituted alkyl group, an alkoxy group, an alkylthio group or a nitro group, R 8  and R 9  are respectively independently a hydrogen atom, a substituted or unsubstituted alkyl group, a substituted or unsubstituted alkenyl group, a substituted or unsubstituted alkynyl group, a substituted or unsubstituted aryl group or a substituted or unsubstituted heterocyclic group, R 10  and R 11  are respectively independently a hydrogen atom, a substituted or unsubstituted alkyl group, a substituted or unsubstituted alkenyl group, a substituted or unsubstituted heterocyclic group, a —N—(R 12 )R 13  group, a substituted or unsubstituted alkoxy group, a substituted or unsubstituted alkylthio group, R 12  and R 13  are respectively independently a hydrogen atom, a substituted or unsubstituted alkyl group, a substituted or unsubstituted alkenyl group, a substituted or unsubstituted alkynyl group, a substituted or unsubstituted aryl group or a substituted or unsubstituted heterocyclic group, W 1  is an oxygen atom or a sulfur atom, and n is 1 or 2), (b) a benzoylurea compound, (c) a pyrethroid compound and (d) a hydrazone compound of the formula (II) or its salt:  
       
         
           
           
               
               
           
         
       
       wherein each of R 1′ , R 2′  and R 4′ , which are independent of one another, is a hydrogen atom, a halogen atom, an alkyl group which may be substituted by halogen, or an alkoxy group which may be substituted by halogen, R 3′  is a halogen atom, an alkyl group which may be substituted by halogen, or an alkoxy group which may be substituted by halogen, R 5′  is a hydrogen atom, or an alkyl group, R 6′  is X 7′  CO— (wherein X 7′  is a hydrogen atom, or an alkyl group), or X 8′  OCO— (wherein X 8′  is an alkyl group), or R 5′  and R 6′  together form ═CR 7′ R 8′  (wherein R 7′  is a hydrogen atom, or an alkyl group, and R 8′  is an amino group which may be substituted by alkyl, or an alkoxy group).  
     
     
         2 . The composition according to  claim 1 , wherein Q in the formula (I) is  
       
         
           
           
               
               
           
         
       
       (wherein X is an oxygen atom or a sulfur atom, R 1  and R 2  are respectively independently a hydrogen atom, a substituted or unsubstituted alkyl group, a substituted or unsubstituted alkenyl group, a substituted or unsubstituted alkynyl group, a substituted or unsubstituted cycloalkyl group, a —C(W 1 )R 3  group, a —S(O)nR 5  or a —NHR 6  group, or R 1  and R 2  may form a ═C(R 10 )R 11  group or a C 4 -C 5  5-membered or 6-membered heterocyclic group which may contain a nitrogen atom or an oxygen atom, together with an adjacent nitrogen atom, R 3  is a substituted or unsubstituted alkyl group, a substituted or unsubstituted alkenyl group, a substituted or unsubstituted alkynyl group, a substituted or unsubstituted cycloalkyl group, a substituted or unsubstituted aryl group, an alkoxy group, an alkylthio group or a mono- or dialkylamino group, R 5  is an alkyl group or a dialkylamino group, R 6  is an alkyl group or an aryl group, R 10  and R 11  are respectively independently an alkoxy group or an alkylthio group, W 1  is an oxygen atom or a sulfur atom, and n is 1 or 2).  
     
     
         3 . The composition according to  claim 1 , wherein (a) the pyridine compound is N-cyanomethyl-4-trifluoromethyl-3-pyridinecarboxyamide or its salt.  
     
     
         4 . The composition according to  claim 1 , wherein (b) the benzoylurea compound is at least one compound selected from the group consisting of Diflubenzuron, Chlorfluazuron, Teflubenzuron, Flufenoxuron, Triflumuron, Hexaflumuron, Lufenuron, Novaluron and Noviflumuron.  
     
     
         5 . The composition according to  claim 4 , wherein (b) the benzoylurea compound is Chlorfluazuron and/or Hexaflumuron.  
     
     
         6 . The composition according to  claim 1 , wherein (c) the pyrethroid compound is Bifenthrin.  
     
     
         7 . A composition for controlling a house insect pest, which comprises, as an active ingredient, a hydrazone compound of the formula (II) or its salt:  
       
         
           
           
               
               
           
         
       
       wherein each of R 1′ , R 2′  and R 4′ , which are independent of one another, is a hydrogen atom, a halogen atom, an alkyl group which may be substituted by halogen, or an alkoxy group which may be substituted by halogen, R 3′  is a halogen atom, an alkyl group which may be substituted by halogen, or an alkoxy group which may be substituted by halogen, R 5′  is a hydrogen atom, or an alkyl group, R 6′  is X 7′  CO— (wherein X 7′  is a hydrogen atom, or an alkyl group), or X 8 ′ OCO— (wherein R 7′  is an alkyl group), or R 5′  and R 6′  together form ═CR 7′ R 8′  (wherein R 7′  is a hydrogen atom, or an alkyl group, and R 8′  is an amino group which may be substituted by alkyl, or an alkoxy group).  
     
     
         8 . The composition according to  claim 7 , wherein the hydrazone compound is at least one compound selected from the group consisting of [4′-chloro-2-(4-trifluoromethylphenyl)acetophenone]N′-[1-(dimethylamino)ethylidene]hydrazone, [4′-fluoro-2-(4-trifluoromethylphenyl)acetophenone]N′-[1-(dimethylamino)ethylidene]hydrazone, ethyl 3-[1-(4-chlorophenyl)-2-(4-trifluoromethylphenyl)ethylidene]-carbazate, [4′-chloro-2-(4-tert-butylphenyl)acetophenone]N′-[1-(dimethylamino)ethylidene]hydrazone, [4′-fluoro-2-(4-tert-butylphenyl)acetophenone]N′-[1-(dimethylamino)ethylidene]hydrazone, [4′-methyl-2-(4-tert-butylphenyl)acetophenone]N′-[1-(dimethylamino)ethylidene]hydrazone and [4′-chloro-2-(4-trifluoromethylphenyl)acetophenone]N′-[1-aminoethylidene]hydrazone.  
     
     
         9 . The composition according to  claim 7 , which is in the form of a poison bait chemical.  
     
     
         10 . The composition according to  claim 9 , wherein the base material for the poison bait chemical is bait log or fresh pulp.  
     
     
         11 . The composition according to  claim 7 , which is in the form of a gel containing a water-absorptive polymer and having a water-holding property.  
     
     
         12 . The composition according to  claim 7 , which is in the form of a dust containing cellulose and/or titanium oxide.  
     
     
         13 . The composition according to  claim 7 , which is in the form of a soil treating agent.  
     
     
         14 . The composition according to  claim 1  or  7 , wherein the house insect pest is at least one member selected from the group consisting of a termite, an ant and a cockroach.  
     
     
         15 . The composition according to  claim 1  or  7 , wherein the house insect pest is a termite.  
     
     
         16 . The composition according to  claim 1  or  7 , wherein the house insect pest is an ant.  
     
     
         17 . The composition according to  claim 1  or  7 , wherein the house insect pest is a cockroach.  
     
     
         18 . A method for controlling a house insect pest, which comprises applying the composition as defined in  claim 1  or  7  to its habitat.  
     
     
         19 . The controlling method according to  claim 18 , wherein the composition is fed or contacted to the house insect pest.  
     
     
         20 . The controlling method according to  claim 19 , wherein the composition is applied to an ant trail or is directly coated to a damaged portion, to control a termite or an ant.  
     
     
         21 . The controlling method according to  claim 19 , wherein the composition is set in a baiting system.