Novel pesticides

A pesticidal composition comprising:

• (a) an arylpyrazole of formula (I):
• 10
• wherein:
• A is selected from:
• 11
• X is —O—, or —NR17;
• R1 is hydrogen, substituted or unsubstituted alkyl or a lone pair of electrons;
• R2 is —S(O)nR18 or R19;
• R3 is hydrogen, halogen, —C(O)R20, —S(O)pR21, alkyl, haloalkyl, —OR22, —N═C(R23)(R24), alkenyl, —NR25R26, 1H-pyrrol-1-yl, 1H-pyrazol-1-yl, or —CH═NOH;
• R4, R5 and R7 are independently selected from hydrogen, halogen or alkyl;
• R6 is halogen, haloalkyl, haloalkoxy, —S(O)qR27 or SF5;
• R8 and R9 are independently selected from hydrogen, substituted or unsubstituted alkyl, substituted or unsubstituted aryl, —OR28, —NR29R30 and —S(O)mR31, —C(O)R32, cyano or nitro;
• or
• R8 and R9, together with carbon atoms to which they are attached may form a divalent alkylene radical which may be interrupted by one or more heteroatoms;
• R10, R11, R12 and R13 are independently selected from hydrogen, hydroxy, C(O)R32, alkyl and haloalkyl;
• or R10 and R11 can together form a carbonyl radical;
• or R12 and R13 can together form a carbonyl radical;
• R14 and R15 are independently selected from R8;
• or R14 and R15 can together with the carbons to which they are attached a cyclic divalent alkylene radical which may be interrupted by one or more heteroatoms;
• R16 is alkoxy, alkyl or substituted or unsubstituted amino;
• Y is oxygen or sulfur;
• R17 is hydrogen, substituted or unsubstituted alkyl or a lone pair of electrons;
• R18 is alkyl, alkenyl, alkynyl, or C3-C6 cycloalkyl, each of which is optionally substituted by one or more halogen;
• R19 is alkyl or haloalkyl;
• R20 is hydrogen, alkyl, haloalkyl, alkoxy or thioalkoxy;
• R21 is alkyl haloalkyl, or aryl;
• R22 and R23 are independently selected from hydrogen, alkyl and haloalkyl;
• R24 is alkyl, haloalkyl, alkoxy or phenyl each of which is optionally substituted by one or more groups selected from hydroxy, halogen, alkoxy, —CN, alkyl, —S(O)r-alkyl;
• R25 and R26 are independently selected from hydrogen, NH2, —S(O)rR34, —C(O)R35, substituted or unsubstituted alkyl, substituted or unsubstituted alkenyl and alkynyl;
• or R25 and R26 may form together a divalent alkylene radical which may be interrupted by one or more heteroatoms;
• R27 is haloalkyl;
• R28 is hydrogen, substituted or unsubstituted alkyl, —C(O)R33, or substituted or unsubstituted aryl;
• R29 and R31 are independently selected from hydrogen, substituted or unsubstituted alkyl;
• or R29 and R31, may with the nitrogen to which they are attached form a divalent alkylene radical which may be interrupted by one or more heteroatoms;
• R31 is alkyl-haloalkyl or aryl;
• R32 and R33 are independently selected from hydrogen, substituted or unsubstituted alkyl, substituted or unsubstituted aryl, hydroxy, alkoxy, and substituted or unsubstituted amino;
• R34 is substituted or unsubstituted alkyl;
• R35 is hydrogen, alkyl, haloalkyl, aryl;
• alkenyl;
• —OR36, —SR37, or —NR38R39;
• R36 and R37 are independently selected from hydrogen, alkyl haloalkyl and aryl;
• R38 and R39 are independently selected from hydrogen, alkyl haloalkyl and aryl;
• m, n, p, q, r, s, and t independently represent zero, one or two;
• M is C-halo, C—CH3, C—CH2F, C—CH2Cl, C—NO2, or N;
• or a pesticidally acceptable salt thereof;
• provided that:
• when A is (G4) and X is —O—, R1 is a lone pair of electrons and the nitrogen to which R1 is attached forms a double bond with the central carbon of the G4 group;
• when A is (G5), X is NR17 and R1 and R17 represent lone pairs of electrons;
• when A is (G2), R10 and R11 are not simultaneously hydroxy;
• when A is (G2), R12 and R13 are not simultaneously hydroxy;
• and (b) a pesticidally acceptable carrier therefor.

A method for the control of pests at a locus comprising applying to the said locus a pesticidally effective amount of an arylpyrazole of formula (I):

• 12
• wherein:
• A is selected from:
• 13
• X is —O—, or —NR17;
• R1 is hydrogen, substituted or unsubstituted alkyl or a lone pair of electrons;
• R2 is —S(O)nR18 or R19;
• R3 is hydrogen, halogen, —C(O)R20, —S(O)pR21, alkyl, haloalkyl, —OR22, —N═C(R23)(R24), alkenyl, —NR25R26, 1H-pyrrol-1-yl, 1H-pyrazol-1-yl, or —CH═NOH;
• R4, R5 and R7 are independently selected from hydrogen, halogen or alkyl;
• R6 is halogen, haloalkyl, haloalkoxy, —S(O)qR27 or SF5;
• R8 and R9 are independently selected from hydrogen, substituted or unsubstituted alkyl, substituted or unsubstituted aryl, —OR28, —NR29R30 and —S(O)mR31, —C(O)R32, cyano or nitro;
• or
• R8 and R9, together with carbon atoms to which they are attached may form a divalent alkylene radical which may be interrupted by one or more heteroatoms;
• R10, R11, R12 and R13 are independently selected from hydrogen, hydroxy, C(O)R32, alkyl and haloalkyl;
• or R10 and R11 can together form a carbonyl radical;
• or R12 and R13 can together form a carbonyl radical;
• R14 and R15 are independently selected from R8;
• or R14 and R15 can together with the carbons to which they are attached a cyclic divalent alkylene radical which may be interrupted by one or more heteroatoms;
• R16 is alkoxy, alkyl or substituted or unsubstituted amino;
• Y is oxygen or sulfur;
• R17 is hydrogen, substituted or unsubstituted alkyl or a lone pair of electrons;
• R18 is alkyl, alkenyl, alkynyl, or C3-C6 cycloalkyl, each of which is optionally substituted by one or more halogen;
• R19 is alkyl or haloalkyl;
• R20 is hydrogen, alkyl, haloalkyl, alkoxy or thioalkoxy;
• R21 is alkyl haloalkyl, or aryl;
• R22 and R23 are independently selected from hydrogen, alkyl and haloalkyl;
• R24 is alkyl, haloalkyl, alkoxy or phenyl each of which is optionally substituted by one or more groups selected from hydroxy, halogen, alkoxy, —CN, alkyl, —S(O)r-alkyl;
• R25 and R26 are independently selected from hydrogen, NH2, —S(O)rR34, —C(O)R35, substituted or unsubstituted alkyl, substituted or unsubstituted alkenyl and alkynyl;
• or R25 and R26 may form together a divalent alkylene radical which may be interrupted by one or more heteroatoms;
• R27 is haloalkyl;
• R28 is hydrogen, substituted or unsubstituted alkyl, —C(O)R33, or substituted or unsubstituted aryl;
• R29 and R31 are independently selected from hydrogen, substituted or unsubstituted alkyl;
• or R29 and R31, may with the nitrogen to which they are attached form a divalent alkylene radical which may be interrupted by one or more heteroatoms;
• R31 is alkyl-haloalkyl or aryl;
• R32 and R33 are independently selected from hydrogen, substituted or unsubstituted alkyl, substituted or unsubstituted aryl, hydroxy, alkoxy, and substituted or unsubstituted amino;
• R34 is substituted or unsubstituted alkyl;
• R35 is hydrogen, alkyl, haloalkyl, aryl;
• alkenyl;
• —OR36, —SR37, or —NR38R39;
• R36 and R37 are independently selected from hydrogen, alkyl haloalkyl and aryl;
• R38 and R39 are independently selected from hydrogen, alkyl haloalkyl and aryl;
• m, n, p, q, r, s, and t independently represent zero, one or two;
• M is C-halo, C—CH3, C—CH2F, C—CH2Cl, C—NO2, or N;
• or a pesticidally acceptable salt thereof;
• provided that:
• when A is (G4) and X is —O—, R1 is a lone pair of electrons and the nitrogen to which R1 is attached forms a double bond with the central carbon of the G4 group;
• when A is (G5), X is NR17 and R1 and R17 represent lone pairs of electrons;
• when A is (G2), R10 and R11 are not simultaneously hydroxy;
• when A is (G2), R12 and R13 are not simultaneously hydroxy.