Pyrazoline derivatives as insecticidal compounds

1. A compound of formula I

wherein

P is selected from P1 and P2, or P and R 5 together are P3

Y 1 , Y 2 , and Y 3 are independently of each other C—H, or C—R 5 ;

G 1 is oxygen or sulfur;

G 2 is oxygen or sulfur;

G 3 is oxygen or sulfur;

R 1 is hydrogen, C 1 -C 8 alkyl, C 1 -C 8 alkoxy, C 1 -C 6 alkylcarbonyl, or C 1 -C 8 alkoxycarbonyl;

R 2 is C 1 -C 8 alkyl or C 1 -C 8 alkyl substituted by one to five R 12 , C 3 -C 10 cycloalkyl or C 3 -C 10 cycloalkyl substituted by one to five R 13 , C 3 -C 10 cycloalkyl-C 1 -C 4 alkylene or C 3 -C 10 cycloalkyl-C 1 -C 4 alkylene substituted by one to five R 13 , aryl-C 1 -C 4 alkylene- or aryl-C 1 -C 4 alkylene-substituted by one to five R 14 , heterocyclyl-C 1 -C 4 alkylene- or heterocyclyl-C 1 -C 4 alkylene-substituted by one to five R 14 , aryl or aryl substituted by one to five R 14 , heterocyclyl or heterocyclyl substituted by one to five R 14 , C 1 -C 8 alkylaminocarbonyl-C 1 -C 4 alkylene, C 1 -C 8 haloalkylaminocarbonyl-C 1 -C 4 alkylene, C 3 -C 8 cycloalkyl-aminocarbonyl-C 1 -C 4 alkylene, aryl-CH 2 -aminocarbonyl-C 1 -C 4 alkylene or aryl-CH 2 -aminocarbonyl-C 1 -C 4 alkylene wherein the aryl is substituted by one to five R 14 , C 1 -C 8 alkylaminocarbonyl, C 1 -C 8 haloalkylaminocarbonyl, C 3 -C 6 cycloalkylaminocarbonyl, C 1 -C 6 alkyl-O—N═CH—, or C 1 -C 6 haloalkyl-O—N═CH—;

R 3 is C 1 -C 8 haloalkyl;

R 4 is aryl or aryl substituted by one to five R 15 , or heteroaryl or heteroaryl substituted by one to five R 15 ;

each R 5 is independently hydrogen, halogen, cyano, nitro, C 1 -C 8 alkyl, C 1 -C 8 haloalkyl, C 1 -C 8 alkenyl, C 2 -C 8 haloalkenyl, C 2 -C 8 alkynyl, C 2 -C 8 haloalkynyl, C 3 -C 10 cycloalkyl, C 1 -C 8 alkoxy, C 1 -C 8 haloalkoxy, C 1 -C 8 alkylthio, C 1 -C 8 haloalkylthio, C 1 -C 8 alkylsulfinyl, C 1 -C 8 haloalkylsulfinyl, C 1 -C 8 alkylsulfonyl, or C 1 -C 8 haloalkylsulfonyl, or two R 5 on adjacent carbon atoms together form a —CH═CH—CH═CH— bridge or a —N═CH—CH═CH— bridge;

R 6a and R 6b are each independently hydrogen, halogen, cyano, C 1 -C 8 alkyl, C 1 -C 8 haloalkyl, or C 3 -C 8 cycloalkyl, or R 6a and R 6b together with the carbon atom to which they are attached may form a 3 to 6-membered carbocyclic ring;

R 7 is hydrogen, C 1 -C 8 alkyl, C 1 -C 8 alkoxy, C 1 -C 8 alkylcarbonyl, or C 1 -C 8 alkoxycarbonyl;

R 8 is C 1 -C 8 alkyl or C 1 -C 8 alkyl substituted by one to five R 12 , C 3 -C 10 cycloalkyl or C 3 -C 10 cycloalkyl substituted by one to five R 13 , C 3 -C 10 cycloalkyl-C 1 -C 4 alkylene or C 3 -C 10 cycloalkyl-C 1 -C 4 alkylene substituted by one to five R 13 , aryl-C 1 -C 4 alkylene- or aryl-C 1 -C 4 alkylene-substituted by one to five R 14 , heterocyclyl-C 1 -C 4 alkylene- or heterocyclyl-C 1 -C 4 alkylene-substituted by one to five R 14 , aryl or aryl substituted by one to five R 14 , or heterocyclyl or heterocyclyl substituted by one to five R 14 , each R 9 is independently hydrogen, C 1 -C 8 alkyl, C 1 -C 8 alkoxy, C 1 -C 8 alkylcarbonyl, or C 1 -C 8 alkoxycarbonyl;

R 10 is C 1 -C 8 alkyl or C 1 -C 8 alkyl substituted by one to five R 12 , C 3 -C 10 cycloalkyl or C 3 -C 10 cycloalkyl substituted by one to five R 13 , C 3 -C 10 cycloalkyl-C 1 -C 4 alkylene or C 3 -C 10 cycloalkyl-C 1 -C 4 alkylene substituted by one to five R 13 , aryl-C 1 -C 4 alkylene- or aryl-C 1 -C 4 alkylene-substituted by one to five R 14 , heterocyclyl-C 1 -C 4 alkylene- or heterocyclyl-C 1 -C 4 alkylene-substituted by one to five R 14 , aryl or aryl substituted by one to five R 14 , heterocyclyl or heterocyclyl substituted by one to five R 14 ;

each R 11 is independently halogen, cyano, nitro, C 1 -C 8 alkyl, C 1 -C 8 haloalkyl, C 2 -C 8 alkenyl, C 2 -C 8 haloalkenyl, C 2 -C 8 alkynyl, C 2 -C 8 haloalkynyl, hydroxy, C 1 -C 8 alkoxy, C 1 -C 8 haloalkoxy, mercapto, C 1 -C 8 alkylthio, C 1 -C 8 haloalkylthio, C 1 -C 8 alkylsulfinyl, C 1 -C 8 haloalkylsulfinyl, C 1 -C 8 alkylsulfonyl, C 1 -C 8 haloalkylsulfonyl, C 1 -C 8 alkylcarbonyl, or C 1 -C 8 alkoxycarbonyl;

each R 12 is independently halogen, cyano, nitro, hydroxy, amino, C 1 -C 8 alkylamino, (C 1 -C 8 alkyl) 2 amino, C 1 -C 8 alkylcarbonylamino, C 1 -C 8 haloalkylcarbonylamino, C 1 -C 8 alkoxy, C 1 -C 8 haloalkoxy, aryloxy or aryloxy substituted by one to five R 16 , aryloxy-C 1 -C 4 alkylene or aryloxy-C 1 -C 4 alkylene wherein the aryl moiety is substituted by one to five R 16 , C 1 -C 8 alkylcarbonyl, C 1 -C 8 alkoxycarbonyl, mercapto, C 1 -C 8 alkylthio, C 1 -C 8 haloalkylthio, C 1 -C 8 alkylsulfinyl, C 1 -C 8 haloalkylsulfinyl, C 1 -C 8 alkylsulfonyl, C 1 -C 8 haloalkylsulfonyl, aryl-C 1 -C 4 alkylthio or aryl-C 1 -C 4 alkylthio wherein the aryl moiety is substituted by one to five R 16 ;

each R 13 is independently halogen, cyano, C 1 -C 8 alkyl, C 2 -C 8 alkenyl, C 2 -C 8 alkynyl, or C 1 -C 8 alkoxy, C 1 -C 8 alkoxycarbonyl, or two R 13 are together R 19 —O—N═;

each R 14 is independently halogen, cyano, nitro, C 1 -C 8 alkyl, C 1 -C 8 haloalkyl, C 1 -C 8 cyanoalkyl, C 2 -C 8 alkenyl, C 2 -C 8 haloalkenyl, C 2 -C 8 alkynyl, C 2 -C 8 haloalkynyl, C 3 -C 10 cycloalkyl, C 3 -C 10 cycloalkyl-C 1 -C 4 alkylene, hydroxy, C 1 -C 8 alkoxy, C 1 -C 8 haloalkoxy, mercapto, C 1 -C 8 alkylthio, C 1 -C 8 haloalkylthio, C 1 -C 8 alkylsulfinyl, C 1 -C 8 haloalkylsulfinyl, C 1 -C 8 alkylsulfonyl, C 1 -C 8 haloalkylsulfonyl, C 1 -C 8 alkylaminosulfonyl, (C 1 -C 8 alkyl) 2 aminosulfonyl, C 1 -C 8 alkylcarbonyl, C 1 -C 8 haloalkylcarbonyl, C 1 -C 8 alkoxycarbonyl, C 8 haloalkoxycarbonyl, aryl or aryl substituted by one to five R 16 , heterocyclyl or heterocyclyl substituted by one to five R 16 , aryl-C 1 -C 4 alkylene or aryl-C 1 -C 4 alkylene wherein the aryl moiety is substituted by one to five R 16 , heterocyclyl-C 1 -C 4 alkylene or heterocyclyl-C 1 -C 4 alkylene wherein the heterocyclyl moiety is substituted by one to five R 16 , aryloxy or aryloxy substituted by one to five R 16 , or aryloxy-C 1 -C 4 alkylene or aryloxy-C 1 -C 4 alkylene wherein the aryl moiety is substituted by one to five R 16 or two R 14 are together ═O;

each R 15 is independently halogen, cyano, nitro, C 1 -C 8 alkyl, C 1 -C 8 haloalkyl, C 2 -C 8 alkenyl, C 2 -C 8 haloalkenyl, C 2 -C 8 alkynyl, C 2 -C 8 haloalkynyl, hydroxy, C 1 -C 8 alkoxy, C 1 -C 8 haloalkoxy, mercapto, C 1 -C 8 alkylthio, C 1 -C 8 haloalkylthio, C 1 -C 8 alkylsulfinyl, C 1 -C 8 haloalkylsulfinyl, C 1 -C 8 alkylsulfonyl, C 1 -C 8 haloalkylsulfonyl, C 1 -C 8 alkylcarbonyl, or C 1 -C 8 alkoxycarbonyl;

each R 16 is independently halogen, cyano, nitro, C 1 -C 4 alkyl, C 1 -C 4 haloalkyl, C 1 -C 4 alkoxy, or C 1 -C 4 haloalkoxy;

each R 19 is hydrogen, C 1 -C 8 alkyl or C 1 -C 8 haloalkyl;

each Z is independently halogen, cyano, C 1 -C 8 alkyl or C 1 -C 8 alkyl substituted by one to five R 12 , nitro, hydroxyl, C 1 -C 8 alkoxy, C 1 -C 8 haloalkoxy, mercapto, C 1 -C 8 alkylthio, C 1 -C 8 haloalkylthio, C 1 -C 8 alkylsulfinyl, C 1 -C 8 haloalkylsulfinyl, C 1 -C 8 alkylsulfonyl, or C 1 -C 8 haloalkylsulfonyl;

k is 0, 1, or 2;

n is 1 or 2;

p is 0, 1, 2, 3, 4, or 5;

or a salt or N-oxide thereof.

2. A compound according to claim 1 , wherein P is P1.

3. A compound according to claim 1 , wherein P is P2.

4. A compound according to claim 1 , wherein P and R 5 together are P3.

5. A compound according to claim 1 , wherein Y 1 is C—H or nitrogen, Y 2 and Y 3 are independently C—H or nitrogen; wherein no more than two of Y 1 , Y 2 and Y 3 are nitrogen and wherein Y 2 and Y 3 are not both nitrogen.

6. A compound according to claim 1 , wherein G 1 , G 2 and G 3 are oxygen.

7. A compound according to claim 1 , wherein R 3 is chlorodifluoromethyl or trifluoromethyl.

8. A compound according to claim 1 , wherein R 4 is group (C)

wherein X 2 is C—X 6 or nitrogen (preferably C—X 6 ); X 1 , X 3 and X 6 are independently hydrogen, halogen or trihalomethyl.

9. A compound according to claim 1 , wherein R 5 is hydrogen, chloro, bromo, fluoro, methyl or trifluoromethyl.

10. An insecticidal, acaricidal, nematicidal or molluscicidal composition comprising an insecticidally, acaricidally, nematicidally or molluscicidally effective amount of a compound of formula (I) as defined in claim 1 .

11. An insecticidal, acaricidal, nematicidal or molluscicidal composition according to claim 10 comprising at least one additional compound having biological activity.

12. A combination product comprising a pesticidally effective amount of a component A and a pesticidally effective amount of component B, wherein component A is a compound of formula (I) as defined in claim 1 , and compound B is imidacloprid, enrofloxacin, praziquantel, pyrantel embonate, febantel, penethamate, moloxicam, cefalexin, kanamycin, pimobendan, clenbuterol, fipronil, ivermectin, omeprazole, tiamulin, benazepril, milbemycin, cyromazine, thiamethoxam, pyriprole, deltamethrin, cefquinome, florfenicol, buserelin, cefovecin, tulathromycin, ceftiour, selamectin, carprofen, metaflumizone, moxidectin, methoprene (including S-methoprene), clorsulon, pyrantel, amitraz, triclabendazole, avermectin, abamectin, emamectin, eprinomectin, doramectin, selamectin, nemadectin, albendazole, cambendazole, fenbendazole, flubendazole, mebendazole, oxfendazole, oxibendazole, parbendazole, tetramisole, levamisole, pyrantel pamoate, oxantel, morantel, triclabendazole, epsiprantel, fipronil, lufenuron, ecdysone or tebufenozide.