Pyridazine compounds for controlling invertebrate pests

A compound of formula (I) or (II)

• wherein
• A is an isoxazole or isothiazole radical of formulae A1, A2 or A3, wherein
• # denotes the binding site to the remainder of formulae I or II, and wherein
• Z is O or S;
• R41, R42, R43 and R51 are independently of each other selected from the group consisting of hydrogen, halogen, CN, NO2, C1-C10-alkyl, C2-C10-alkenyl and C2-C10-alkynyl, wherein the three last mentioned radicals may be unsubstituted, may be partially or fully halogenated or may carry 1, 2 or 3 identical or different substituents Rx,
• or wherein R41, R42, R43 and R51 are selected from the group consisting of ORa, C(Y)Rb, C(Y)ORc, S(O)mRd, NReRf, heterocyclyl, heteroaryl, C3-C10-cycloalkyl, C5-C10-cycloalkenyl and phenyl, wherein the five last mentioned radicals may be unsubstituted or may carry 1, 2, 3, 4 or 5 identical or different substituents Rx;
• R52 and R53 are selected from the group consisting of hydrogen, halogen, CN, NO2, C1-C10-alkyl, C2-C10-alkenyl and C2-C10-alkynyl, wherein the three last mentioned radicals may be unsubstituted, may be partially or fully halogenated or may carry 1, 2 or 3 identical or different substituents Rx, or
• wherein R52, R53 are selected from the group consisting of ORa, C(Y)Rb, C(Y)ORc, S(O)mRd, NReRf, heterocyclyl, heteroaryl, C3-C10-cycloalkyl, C5-C10-cycloalkenyl and phenyl, wherein the five last mentioned radicals may be unsubstituted or may carry 1, 2, 3, 4 or 5 identical or different substituents Rx and wherein
• V is N;
• W is CH;
• Rt, Ru, and Rv are independently of each other selected from the group consisting of hydrogen, halogen, C1-C4-alkyl, C1-C3-haloalkyl, C1-C4-alkoxy, C1-C3-haloalkoxy, C1-C4-alkylthio, C1-C3-haloalkylthio, C1-C4-alkylsulfinyl, C1-C3-haloalkylsulfinyl, C1-C4-alkylsulfonyl, C1-C3-haloalkylsulfonyl, C3-C6-cycloalkyl, C3-C6-halocycloalkyl, C2-C4-alkenyl, C2-C4-haloalkenyl, C2-C4-alkynyl and C1-C4-alkoxy-C1-C4-alkyl;
• X1 is S, O NR1a,
• wherein R1ais selected from the group consisting of hydrogen, C1-C10-alkyl, C1-C4-haloalkyl, C3-C10-cycloalkyl, C3-C10-cycloalkylmethyl, C3-C10-halocycloalkyl, C2-C10-alkenyl, C2-C10-haloalkenyl, C2-C10-alkynyl, C-C10-alkoxy-C1-C4-alkyl, ORa, phenyl, hetaryl, heterocyclyl, phenyl-C1-C4-alkyl, hetaryl-C1-C4-alkyl, and heterocyclyl-C1-C4-alkyl wherein the ring in the six last mentioned radicals may be unsubstituted or may carry 1, 2, 3, 4 or substituents which, independently of each other, are selected from the group consisting of halogen, cyano, nitro, C1-C4-alkyl, C1-C4-haloalkyl, C1-C4-alkoxy and C1-C4-haloalkoxy;
• X2 is OR2a, NR2bR2c, or S(O)mR2d,
• R2a is selected from the group consisting of C1-C4-alkyl, C1-C4-haloalkyl, C3-C6-cycloalkyl, C3-C6-halocycloalkyl, C2-C4-alkenyl, C2-C4-haloalkenyl, C2-C4-alkynyl, C1-C4-alkoxy-C1-C4-alkyl, phenyl, hetaryl, heterocyclyl, phenyl-C1-C4-alkyl, hetaryl-C1-C4-alkyl and heterocyclyl-C1-C4-alkyl, wherein the ring in the six last mentioned radicals may be unsubstituted or may carry 1, 2, 3, 4 or substituents which, independently of each other, are selected from the group consisting of halogen, cyano, nitro, C1-C4-alkyl, C1-C4-haloalkyl, C1-C4-alkoxy and C1-C4-haloalkoxy, and wherein
• R2b and R2c are independently of each other selected from the group consisting of hydrogen, C1-C4-alkyl, C1-C4-haloalkyl, C3-C6-cycloalkyl, C3-C6-halocycloalkyl, C2-C4-alkenyl, C2-C4-haloalkenyl, C2-C4-alkynyl, C1-C4-alkoxy-C1-C4-alkyl, C1-C4-alkylcarbonyl, C1-C4-haloalkylcarbonyl, C1-C4-alkylsulfonyl, C1-C4-haloalkylsulfonyl, phenyl, phenylcarbonyl, phenylsulfonyl, hetaryl, hetarylcarbonyl, hetarylsulfonyl, heterocyclyl, heterocyclylcarbonyl, heterocyclylsulfonyl, phenyl-C1-C4-alkyl, hetaryl-C1-C4-alkyl and heterocyclyl-C1-C4-alkyl wherein the ring in the twelve last mentioned radicals may be unsubstituted or may carry 1, 2, 3, 4 or 5 substituents which, independently of each other, are selected from the group consisting of halogen, cyano, nitro, C1-C4-alkyl, C1-C4-haloalkyl, C1-C4-alkoxy and C1-C4-haloalkoxy, or
• R2b and R2c together with the nitrogen atom to which they are bound form a 5- or 6-membered, saturated or unsaturated heterocycle, which may carry a further heteroatom being selected from the group consisting of O, S and N as a ring member atom and wherein the heterocycle may be unsubstituted or may carry 1, 2, 3, 4 or 5 substituents which, independently of each other, are selected from the group consisting of halogen, cyano, nitro, C1-C4-alkyl, C1-C4-haloalkyl, C1-C4-alkoxy and C1-C4-haloalkoxy, and wherein
• R2d is selected from the group consisting of C1-C4-alkyl, C1-C4-haloalkyl, C3-C6-cycloalkyl, C3-C6-halocycloalkyl, C2-C4-alkenyl, C2-C4-haloalkenyl, C2-C4-alkynyl, C1-C4-alkoxy-C1-C4-alkyl, phenyl, hetaryl, heterocyclyl, phenyl-C1-C4-alkyl, hetaryl-C1-C4-alkyl and heterocyclyl-C1-C4-alkyl, wherein the ring in the six last mentioned radicals may be unsubstituted or may carry 1, 2, 3, 4 or 5 substituents which, independently of each other, are selected from the group consisting of halogen, cyano, nitro, C1-C4-alkyl, C1-C4-haloalkyl, C1-C4-alkoxy and C1-C4-haloalkoxy;
• R1 is hydrogen, CN, C1-C10-alkyl, C1-C10-haloalkyl, C3-C10-cycloalkyl, C3-C10-halocycloalkyl, C2-C10-alkenyl, C2-C10-haloalkenyl, C2-C10-alkynyl, C3-C10-haloalkynyl, ORa, C(Y)Rb, C(Y)Rc, S(O)2Rd, NRe, Rf, C(Y)NRgRh, S(O)mNReRf, C(Y)NRiNReRf, phenyl, hetaryl, heterocyclyl, C1,-C5-alkylen-ORa, C1-C—5-alkylen-CN, phenyl-C1-C5-alkyl, hetaryl-C1-C5-alkyl, heterocyclyl-C1-C5-alkyl, C3-C10-cycloalkyl-C1-C5-alkyl, C1-C5-alkylen-C(Y)Rb, —C1-C5-alkylen-C(Y)ORc, C1-C5-alkylen-NReRf, C1-C5-alkylen-C(Y)NRgRh, C1-C5-alkylen-S(O)2Rd, C1-C5-alkylen-S(O)mNReRd, or C1-C5-alkylen-C(Y)NRiNReRf wherein the last sixteen mentioned radicals may be unsubstituted or may carry 1, 2, 3, 4 or 5 identical or different substituents Rx or Ry;
• m is 0, 1, 2;
• Y is O or S;
• Ra, Rb and Rc are independently of each other selected from the group consisting of hydrogen, C1-C4-alkyl, C1-C4-haloalkyl, C3-C6-cycloalkyl, C3-C6-cycloalkylmethyl, C3-C6-halocycloalkyl, C2-C4-alkenyl, C2-C4-haloalkenyl, C2-C4-alkynyl, C1-C4-alkoxy-C1-C4-alkyl, phenyl, hetaryl, heterocyclyl, phenyl-C1-C4-alkyl, hetaryl-C1-C4-alkyl and heterocyclyl-C1-C4-alkyl, wherein the ring in the six last mentioned radicals may be unsubstituted or may carry 1, 2, 3, 4 or substituents which, independently of each other, are selected from the group consisting of halogen, cyano, nitro, C1-C4-alkyl, C1-C4-haloalkyl, C1-C4-alkoxy and C1-C4-haloalkoxy;
• Rd is selected from the group consisting of C1-C4-alkyl, C1-C4-haloalkyl, C3-C6-cycloalkyl, C3-C6-cycloalkylmethyl, C3-C6-halocycloalkyl, C2-C4-alkenyl, C2-C4-haloalkenyl, C2-C4-alkynyl, C1-C4-alkoxy-C1-C4-alkyl, phenyl, hetaryl, heterocyclyl, phenyl-C1-C4-alkyl, hetaryl-C1-C4-alkyl and heterocyclyl-C1-C4-alkyl wherein the ring in the six last mentioned radicals may be unsubstituted or may carry 1, 2, 3, 4 or 5 substituents which are independently of each other selected from the group consisting of halogen, cyano, nitro, C1-C4-alkyl, C1-C4-haloalkyl, C1-C4-alkoxy and C1-C4-haloalkoxy;
• Re and Rf are independently of each other selected from the group consisting of hydrogen, C1-C4-alkyl, C1-C4-haloalkyl, C3-C6-cycloalkyl, C3-C6-cycloalkylmethyl, C3-C6-halocycloalkyl, C2-C4-alkenyl, C2-C4-haloalkenyl, C2-C4alkynyl, C1-C4-alkoxy-C1-C4-alkyl, C1-C4-alkylcarbonyl, C1-C4-haloalkylcarbonyl, C1-C4-alkylsulfonyl, C1-C4-haloalkylsulfonyl, phenyl, phenylcarbonyl, phenylsulfonyl, hetaryl, hetarylcarbonyl, hetarylsulfonyl, heterocyclyl, heterocyclylcarbonyl, heterocyclylsulfonyl, phenyl-C1-C4-alkyl, hetaryl-C1-C4-alkyl and heterocyclyl-C1-C4-alkyl wherein the ring in the twelve last mentioned radicals may be unsubstituted or may carry 1, 2, 3, 4 or 5 substituents which, independently of each other, are selected from the group consisting of halogen, cyano, nitro, C1-C4-alkyl, C1-C4-haloalkyl, C1-C4-alkoxy and C1-C4-haloalkoxy;
• or
• Re and Rf together with the nitrogen atom to which they are bound form a 5- or 6-membered, saturated or unsaturated heterocycle, which may carry a further heteroatom being selected from the group consisting of O, S and N as a ring member atom and wherein the heterocycle may be unsubstituted or may carry 1, 2, 3, 4 or 5 substituents which are independently of each other selected from the group consisting of halogen, cyano, nitro, C1-C4-alkyl, C1-C4-haloalkyl, C1-C4-alkoxy and C-C4-haloalkoxy;
• Rg and Rh are independently of each other selected from the group consisting of hydrogen, C1-C4-alkyl, C1-C4-haloalkyl, C3-C6-cycloalkyl, C3-C6-halocycloalkyl, C2-C4-alkenyl, C2-C4-haloalkenyl, C2-C4-alkynyl, C1-C4-alkoxy-C1-C4-alkyl, phenyl, hetaryl, heterocyclyl, phenyl-C1-C4-alkyl, hetaryl-C1-C4-alkyl and heterocyclyl-C1-C4-alkyl wherein the ring in the six last mentioned radicals may be unsubstituted or may carry 1, 2, 3, 4 or substituents which are independently of each other selected from the group consisting of halogen, cyano, nitro, C1-C4-alkyl, C1-C4-haloalkyl, C1-C4-alkoxy and C1-C4-haloalkoxy;
• Ri is selected from the group consisting of hydrogen, C1-C4-alkyl, C1-C4-haloalkyl, C3-C6-cycloalkyl, C3-C6-cycloalkylmethyl, C3-C6-halocycloalkyl, C2-C4-alkenyl, C2-C4-haloalkenyl, C2-C4-alkynyl, C1-C4-alkoxy-C1-C4-alkyl, phenyl and phenyl-C1-C4-alkyl wherein the phenyl ring in the two last mentioned radicals may be unsubstituted or may carry 1, 2, 3, 4 or 5 substituents which are independently of each other selected from the group consisting of halogen, cyano, nitro, C1-C4-alkyl, C1-C4-haloalkyl, C1-C4-alkoxy and C1 -C4-haloalkoxy;
• Rx are independently of each other selected from the group consisting of cyano, nitro, C1-C4-alkoxy, C1-C4-haloalkoxy, C1-C4-alkylthio, C1-C4-haloalkylthio, C1-C4-alkylsulfinyl, C1-C4-haloalkylsulfinyl, C1-C4-alkylsulfonyl, C1-C4-haloalkylsulfonyl, C1-C10-alkylcarbonyl, C3-C6-cycloalkyl, 5- to 7-membered heterocyclyl, phenyl, C3-C6-cycloalkoxy, 3- to 6-membered heterocyclyloxy and phenoxy, wherein the last 6 mentioned radicals may be unsubstituted or may carry 1, 2, 3, 4 or 5 radicals Ry;
• Ry is selected from the group consisting of halogen, cyano, nitro, C1-C4-alkyl, C1-C4-haloalkyl, C1-C4-alkoxy, C1-C4-haloalkoxy, S(O)mRd, S(O)mNReRf, C1-C4-alkylcarbonyl, C1-C4-haloalkylcarbonyl, C1-C4-alkoxycarbonyl, C1-C4-haloalkoxycarbonyl, C3-C6-cycloalkyl, C3-C6-halocycloalkyl, C2-C4-alkenyl, C2C4haloalkenyl, C2-C4-alkynyl and C1-C4-alkoxy-C1-C4-alkyl wherein m is 0, 1 or 2 and Rd as defined above;
• or an agriculturally or veterinally acceptable salt, N-oxide, enantiomer or diastereomer thereof.