Malononitrile compounds

1. A compound of formula I

wherein X is S(═O) n and n=0, 1 or 2,

R 1 is C 1 -C 6 -alkyl, C 1 -C 6 -haloalkyl, C 2 -C 6 -alkenyl, C 2 -C 6 -haloalkenyl, C 2 -C 6 -alkynyl, C 3 -C 6 -haloalkynyl, C 3 -C 6 -cycloalkyl, C 3 -C 6 -halocycloalkyl, C 3 -C 6 -cycloalkenyl, C 3 -C 6 -halocycloalkenyl,

phenyl or a 5- to 6-membered heteraromatic ring system which may contain 1 to 4 heteroatoms selected from the group consisting of oxygen, nitrogen and sulfur, which heteroaromatic ring is bonded to the X atom via a carbon atom of the ring, and which phenyl or which heteraromatic ring may be bonded via a C 1 -C 10 -alkyl group thus forming an aryl-C 1 -C 10 -alkyl or hetaryl-C 1 -C 10 -alkyl moiety,

wherein phenyl or the heteroaromatic ring may be fused to a ring selected from the group consisting of phenyl and a 5- to 6-membered saturated, partially unsaturated or aromatic heterocyclic ring which may contain 1 to 3 heteroatoms selected from oxygen, nitrogen and sulfur,

wherein the hydrogen atoms in the above groups R 1 may be partially or in total be replaced by any combination of groups R 5 ;

A is —NR b 2 , —C(=G)GR b , —C(=G)NR b 2 , —C(═NOR b )R b , C(=G)[N═SR b 2 ], —C(=G)NR b —NR b 2 , wherein two groups R b together may form a C 2 -C 6 -alkandiyl, C 2 -C 6 -alkenediyl or C 1 -C 3 -alkyl-G-C 1 -C 3 -alkyl bridge which may be substituted by 1 to 5 groups R 2 ,

phenyl or a 3- to 7-membered saturated or partially unsaturated heterocyclic ring which may contain 1 to 3 heteroatoms selected from the group consisting of oxygen, sulfur and nitrogen or a 5- to 6-membered heteroaromatic ring which may contain 1 to 3 heteroatoms selected from the group consisting of oxygen, nitrogen and sulfur,

wherein phenyl, the heterocyclic ring, or the heteroaromatic ring may be fused to a ring selected from the group consisting of phenyl and a 5- to 6-membered saturated, partially unsaturated or aromatic heterocyclic ring which may contain 1 to 3 heteroatoms selected from the group consisting of oxygen, nitrogen and sulfur,

wherein phenyl or the 5- to 6-membered heteroaromatic ring or the respective fused ring systems may be unsubstituted or substituted by any combination of 1 to 6 groups R 2 ;

B is a saturated or partially unsaturated hydrocarbon chain with one to 3 carbon chain atoms, wherein the hydrogen atoms of this chain may all or in part be replaced with any combination of groups selected from R 3 ;

D is a saturated or partially unsaturated hydrocarbon chain with one to 5 carbon chain atoms or C 3 -C 6 -cycloalkyl, wherein the hydrogen atoms of this chain or of this cycloalkyl may all or in part be replaced with any combination of groups selected from R 4 ;

R 2 is halogen, cyano, nitro, hydroxy, mercapto, amino, C 1 -C 6 -alkyl, C 2 -C 6 -alkenyl, C 2 -C 6 -alkynyl, C 3 -C 6 -cycloalkyl, C 3 -C 6 -cycloalkenyl, C 1 -C 6 -haloalkyl, C 2 -C 6 -haloalkenyl, C 2 -C 6 -haloalkynyl, C 3 -C 6 -halocycloalkyl, C 3 -C 6 -halocycloalkenyl, C 1 -C 6 -alkoxy, C 2 -C 6 -alkenyloxy, C 3 -C 6 -alkynyloxy, C 1 -C 6 -haloalkoxy, C 2 -C 6 -haloalkenyloxy, C 3 -C 6 -haloalkynyloxy, C 3 -C 6 -cycloalkyloxy, C 3 -C 6 -cycloalkenyloxy, C 3 -C 6 -halocycloalkyloxy, C 3 -C 6 -halocycloalkenyloxy, C 1 -C 6 -alkylthio, C 1 -C 6 -haloalkylthio, C 3 -C 6 -cycloalkylthio, C 3 -C 6 -halocycloalkylthio, C 1 -C 6 -alkylsulfinyl, C 2 -C 6 -alkenylsulfinyl, C 3 -C 6 -alkynylsulfinyl, C 1 -C 6 -haloalkylsulfinyl, C 2 -C 6 -haloalkenylsulfinyl, C 3 -C 6 -haloalkynylsulfinyl, C 1 -C 6 -alkylsulfonyl, C 2 -C 6 -alkenylsulfonyl, C 3 -C 6 -alkynylsulfonyl, C 1 -C 6 -haloalkylsulfonyl, C 2 -C 6 -haloalkenylsulfonyl, C 3 -C 6 -haloalkynylsulfonyl, C 1 -C 6 -alkylamino, C 2 -C 6 -alkenylamino, C 2 -C 6 -alkynylamino, di(C 1 -C 6 -alkyl)amino, di(C 2 -C 6 -alkenyl)amino, di(C 2 -C 6 -alkynyl)amino, tri(C 1 -C 10 )alkylsilyl, or

phenyl or a 5- to 7-membered saturated or partially unsaturated heterocyclic ring which may contain 1 to 3 heteroatoms selected from the group consisting of oxygen, sulfur and nitrogen or a 5- to 6-membered heteraromatic ring system which may contain 1 to 4 heteroatoms selected from the group consisting of oxygen, nitrogen and sulfur, which phenyl and which heteroaromatic ring may be bonded via an oxygen or a sulfur atom or a C 1 -C 4 -alkyl-group,

wherein the above groups R 2 are unsubstituted, or the hydrogen atoms in these groups may all or in part be replaced with any combination of groups selected from R a , or

R 2 is —C(=G)R b , —C(=G)OR b , —C(=G)NR b 2 , —C(=G)[N═SR b 2 ], —C(═NOR b )R b , —C(═NOR b )NR b 2 , —C(═NNR b 2 )R b , —OC(=G)-OC(=G)OR b , N═SR b 2 , —NR b C(=G)R b , —N[C(=G)R b ] 2 , —NR b C(=G)OR b , —C(=G)NR b —NR b 2 , —C(=G)NR b —NR b [C(=G)R b ], —NR b —C(=G)NR b 2 , —NR b —NR b C(=G)R b , —NR b —N[C(=G)R b ] 2 , —N[(C=G)R b ]—NR b 2 , —NR b —NR b [(C=G)GR b ], —NR b [(C=G)NR b 2 , —NR b [C═NR b ]R b , —NR b (C═NR b )NR b 2 , —O—NR b 2 , —O—NR b (C=G)R b , —SO 2 NR b 2 , —NR b SO 2 R b , —S(═O)R b , —S(═O) 2 R b , —SO 2 OR b , or —OSO 2 R b ;

R 3 is halogen, cyano, amino, C 1 -C 10 -alkyl, C 1 -C 10 -haloalkyl, C 2 -C 10 -alkenyl, C 2 -C 10 -haloalkenyl, C 2 -C 10 -alkynyl, C 3 -C 10 -haloalkynyl, C 3 -C 6 -cycloalkyl, C 3 -C 6 -halocycloalkyl, C 3 -C 6 -cycloalkenyl, C 3 -C 6 -halocycloalkenyl, C 1 -C 6 -alkoxy, C 2 -C 6 -alkenyloxy, C 3 -C 6 -alkynyloxy, C 1 -C 6 -haloalkoxy, C 2 -C 6 -haloalkenyloxy, C 3 -C 6 -haloalkynyloxy, or

phenyl or a 5- to 7-membered saturated or partially unsaturated heterocyclic ring which may contain 1 to 3 heteroatoms selected from the group consisting of oxygen, sulfur and nitrogen or a 5- to 6-membered heteraromatic ring system which may contain 1 to 4 heteroatoms selected from the group consisting of oxygen, nitrogen and sulfur, which phenyl or which heterocyclic or heteroaromatic ring may be bonded via an oxygen or a sulfur atom, or

2 groups R 3 together with the carbon atom of the hydrocarbon chain may form a 3- to 7-membered saturated or partially unsaturated heterocyclic ring which may contain 1 to 3 heteroatoms selected from the group consisting of oxygen, sulfur and nitrogen,

wherein the above groups R 3 are unsubstituted, or the hydrogen atoms in these groups may all or in part be replaced with any combination of groups selected from R a , or

R 4 is halogen, cyano, amino, C 1 -C 6 -alkyl, C 1 -C 6 -haloalkyl, C 2 -C 6 -alkenyl, C 2 -C 6 -haloalkenyl, C 2 -C 6 -alkynyl, C 3 -C 6 -haloalkynyl, C 3 -C 6 -cycloalkyl, C 3 -C 6 -halocycloalkyl, C 3 -C 6 -cycloalkenyl, C 3 -C 6 -halocycloalkenyl, C 1 -C 6 -alkoxy, C 2 -C 6 -alkenyloxy, C 3 -C 6 -alkynyloxy, C 1 -C 6 -haloalkoxy, C 2 -C 6 -haloalkenyloxy, C 3 -C 6 -haloalkynyloxy, C 1 -C 6 -alkoxycarbonyl, C 1 -C 6 -alkenyloxycarbonyl, C 1 -C 6 -alkylamino, di(C 1 -C 6 -alkyl)amino, tri(C 1 -C 10 )alkylsilyl, or

phenyl or a 5- to 7-membered saturated or partially unsaturated heterocyclic ring which may contain 1 to 3 heteroatoms selected from the group consisting of oxygen, sulfur and nitrogen or a 5- to 6-membered heteraromatic ring system which may contain 1 to 4 heteroatoms selected from the group consisting of oxygen, nitrogen and sulfur, which phenyl and which heterocyclic or heteroaromatic ring may be bonded via an oxygen or a sulfur atom,

wherein the above groups R 4 are unsubstituted, or the hydrogen atoms in these groups may all or in part be replaced with any combination of groups selected from R a , or

the moiety R 4 -D-X—R 1 together may form a saturated or unsaturated ring of formula α

which may have 5 to 7 ring members and besides sulfur 1 to 2 further heteroatoms selected from the group consisting of oxygen, sulfur and nitrogen and which ring may be substituted with 1 to 5 groups selected from R a , or

the moiety R 4 -D-X—R 1 together may form a group of formula β wherein x is 1 to 5,

containing a saturated or unsaturated ring which may have 5 to 7 ring members and besides sulfur 1 to 2 further heteroatoms selected from the group consisting of oxygen, sulfur and nitrogen and which ring may be substituted with 1 to 5 groups selected from R a ;

R 5 is a group R 3 ;

G is oxygen or sulfur;

R a is each independently halogen, cyano, nitro, C 1 -C 6 -alkyl, C 1 -C 6 -haloalkyl, C 2 -C 6 -alkenyl, C 2 -C 6 -haloalkenyl, C 2 -C 6 -alkynyl, C 2 -C 6 -haloalkynyl, C 3 -C 6 -cycloalkyl, C 3 -C 8 -halocycloalkyl, C 3 -C 6 -cycloalkenyl, C 3 -C 8 -halocycloalkenyl, phenoxy, OR i , SR i , S(═O)R i , S(═O) 2 R i , NR i R j , —S(═O) 2 NR i R, C(═O)R i , C(═O)OR i , C(═O)NR i R j , C(═NOR i )R j , —NR i C(=G)R j , —N[C(=G)R i ] 2 , —NR i C(=G)OR j , —C(=G)NR i —NR j 2 , —NR i SO 2 R j , SiR i y R j 3-y (y is 0 to 3), or

phenyl or a 5- to 6-membered heteraromatic ring which may contain 1 to 4 heteroatoms selected from the group consisting of oxygen, nitrogen and sulfur, wherein the carbon atoms in phenyl or in the heteroaromatic ring may be substituted with 1 to 5 halogens;

 R i , R j are each independently hydrogen, C 1 -C 6 -alkyl, C 1 -C 6 -haloalkyl, C 2 -C 6 -alkenyl, C 2 -C 6 -haloalkenyl, C 2 -C 6 -alkynyl, C 2 -C 6 -haloalkynyl, C 3 -C 6 -cycloalkyl, C 3 -C 8 -halocycloalkyl, C 3 -C 6 -cycloalkenyl, or C 3 -C 6 -halocycloalkenyl;

R b is each independently C 1 -C 6 -alkyl, C 1 -C 6 -haloalkyl, C 2 -C 6 -alkenyl, C 2 -C 6 -haloalkenyl, C 2 -C 6 -alkynyl, C 2 -C 6 -haloalkynyl, C 3 -C 6 -cycloalkyl, C 3 -C 8 -halocycloalkyl, C 3 -C 6 -cycloalkenyl, C 3 -C 8 -halocycloalkenyl, C 3 -C 6 -cycloalkyl-C 1 -C 4 -alkyl, or C 3 -C 8 -halocycloalkyl-C 1 -C 4 -alkyl, or

phenyl or a 5- to 6-membered heteraromatic ring which may contain 1 to 4 heteroatoms selected from the group consisting of oxygen, nitrogen and sulfur, which heteroaromatic ring may be bound via a C 1 -C 4 -alkyl-moiety, and wherein the carbon atoms in phenyl or in the heteroaromatic ring may be substituted with 1 to 3 groups R a ;

or the enantiomers or diastereomers or salts or N-oxides thereof.

2. The compound of formula I

wherein R 1 is C 1 -C 6 -haloalkyl;

X is oxygen or S(═O) n ;

n is 0, 1 or 2;

A is —NR b 2 , —C(=G)GR b , —C(=G)NR b 2 , —C(═NOR b )R b , C(=G)[N═SR b 2 ], —C(=G)NR b —NR b 2 , wherein two groups R b together may form a C 2 -C 6 -alkandiyl, C 2 -C 6 -alkenediyl or C 1 -C 3 -alkyl-G-C 1 -C 3 -alkyl bridge which may be substituted by 1 to 5 groups R 2 ,

phenyl or a 3- to 7-membered saturated or partially unsaturated heterocyclic ring which may contain 1 to 3 heteroatoms selected from the group consisting of oxygen, sulfur and nitrogen or a 5- to 6-membered heteroaromatic ring which may contain 1 to 3 heteroatoms selected from the group consisting of oxygen, nitrogen and sulfur,

wherein phenyl, the heterocyclic ring, or the heteroaromatic ring may be fused to a ring selected from the group consisting of phenyl and a 5- to 6-membered saturated, partially unsaturated or aromatic heterocyclic ring which may contain 1 to 3 heteroatoms selected from the group consisting of oxygen, nitrogen and sulfur,

wherein phenyl or the 5- to 6-membered heteroaromatic ring or the respective fused ring systems may be unsubstituted or substituted by any combination of 1 to 6 groups R 2 ;

B is a saturated or partially unsaturated hydrocarbon chain with one to 3 carbon chain atoms, wherein the hydrogen atoms of this chain may all or in part be replaced with any combination of groups selected from R 3 ;

D is a saturated or partially unsaturated hydrocarbon chain with one to 5 carbon chain atoms or C 3 -C 6 -cycloalkyl, wherein the hydrogen atoms of this chain or of this cycloalkyl may all or in part be replaced with any combination of groups selected from R 4 ;

R 2 is halogen, cyano, nitro, hydroxy, mercapto, amino, C 1 -C 6 -alkyl, C 2 -C 6 -alkenyl, C 2 -C 6 -alkynyl, C 3 -C 6 -cycloalkyl, C 3 -C 6 -cycloalkenyl, C 1 -C 6 -haloalkyl, C 2 -C 6 -haloalkenyl, C 2 -C 6 -haloalkynyl, C 3 -C 6 -halocycloalkyl, C 3 -C 6 -halocycloalkenyl, C 1 -C 6 -alkoxy, C 2 -C 6 -alkenyloxy, C 3 -C 6 -alkynyloxy, C 1 -C 6 -haloalkoxy, C 2 -C 6 -haloalkenyloxy, C 3 -C 6 -haloalkynyloxy, C 3 -C 6 -cycloalkyloxy, C 3 -C 6 -cycloalkenyloxy, C 3 -C 6 -halocycloalkyloxy, C 3 -C 6 -halocycloalkenyloxy, C 1 -C 6 -alkylthio, C 1 -C 6 -haloalkylthio, C 3 -C 6 -cycloalkylthio, C 3 -C 6 -halocycloalkylthio, C 1 -C 6 -alkylsulfinyl, C 2 -C 6 -alkenylsulfinyl, C 3 -C 6 -alkynylsulfinyl, C 1 -C 6 -haloalkylsulfinyl, C 2 -C 6 -haloalkenylsulfinyl, C 3 -C 6 -haloalkynylsulfinyl, C 1 -C 6 -alkylsulfonyl, C 2 -C 6 -alkenylsulfonyl, C 3 -C 6 -alkynylsulfonyl, C 1 -C 6 -haloalkylsulfonyl, C 2 -C 6 -haloalkenylsulfonyl, C 3 -C 6 -haloalkynylsulfonyl, C 1 -C 6 -alkylamino, C 2 -C 6 -alkenylamino, C 2 -C 6 -alkynylamino, di(C 1 -C 6 -alkyl)amino, di(C 2 -C 6 -alkenyl)amino, di(C 2 -C 6 -alkynyl)amino, tri(C 1 -C 10 )alkylsilyl, or

phenyl or a 5- to 7-membered saturated or partially unsaturated heterocyclic ring which may contain 1 to 3 heteroatoms selected from the group consisting of oxygen, sulfur and nitrogen or a 5- to 6-membered heteraromatic ring system which may contain 1 to 4 heteroatoms selected from the group consisting of oxygen, nitrogen and sulfur, which phenyl and which heteroaromatic ring may be bonded via an oxygen or a sulfur atom or a C 1 -C 4 -alkyl-group,

wherein the above groups R 2 are unsubstituted, or the hydrogen atoms in these groups may all or in part be replaced with any combination of groups selected from R a , or

R 2 is —C(=G)R b , —C(=G)OR b , —C(=G)NR b 2 , —C(=G)[N═SR b 2 ], —C(═NOR b )R b , —C(═NOR b )NR b 2 , —C(═NNR b 2 )R b , —OC(=G)-OC(=G)OR b , N═SR b 2 , —NR b C(=G)R b , —N[C(=G)R b ] 2 , —NR b C(=G)OR b , —C(=G)NR b —NR b 2 , —C(=G)NR b —NR b [C(=G)R b ], —NR b —C(=G)NR b 2 , —NR b —NR b C(=G)R b , —NR b —N[C(=G)R b ] 2 , —N [(C=G)R b ]—NR b 2 , —NR b —NR b [(C=G)GR b ], —NR b [(C=G)NR b 2 , —NR b [C═NR b ]R b , —NR b (C═NR b )NR b 2 , —O—NR b 2 , —O—NR b (C=G)R b , —SO 2 NR b 2 , —NR b SO 2 R b , —S(═O)R b , —S(═O) 2 R b , —SO 2 OR b , or —OSO 2 R b ;

R 3 is halogen, cyano, amino, C 1 -C 10 -alkyl, C 1 -C 10 -haloalkyl, C 2 -C 10 -alkenyl, C 2 -C 10 -haloalkenyl, C 2 -C 10 -alkynyl, C 3 -C 10 -haloalkynyl, C 3 -C 6 -cycloalkyl, C 3 -C 6 -halocycloalkyl, C 3 -C 6 -cycloalkenyl, C 3 -C 6 -halocycloalkenyl, C 1 -C 6 -alkoxy, C 2 -C 6 -alkenyloxy, C 3 -C 6 -alkynyloxy, C 1 -C 6 -haloalkoxy, C 2 -C 6 -haloalkenyloxy, C 3 -C 6 -haloalkynyloxy, or

phenyl or a 5- to 7-membered saturated or partially unsaturated heterocyclic ring which may contain 1 to 3 heteroatoms selected from the group consisting of oxygen, sulfur and nitrogen or a 5- to 6-membered heteraromatic ring system which may contain 1 to 4 heteroatoms selected from the group consisting of oxygen, nitrogen and sulfur, which phenyl or which heterocyclic or heteroaromatic ring may be bonded via an oxygen or a sulfur atom, or

2 groups R 3 together with the carbon atom of the hydrocarbon chain may form a 3- to 7-membered saturated or partially unsaturated heterocyclic ring which may contain 1 to 3 heteroatoms selected from the group consisting of oxygen, sulfur and nitrogen,

wherein the above groups R 3 are unsubstituted, or the hydrogen atoms in these groups may all or in part be replaced with any combination of groups selected from R a , or

R 4 is halogen, cyano, amino, C 1 -C 6 -alkyl, C 1 -C 6 -haloalkyl, C 2 -C 6 -alkenyl, C 2 -C 6 -haloalkenyl, C 2 -C 6 -alkynyl, C 3 -C 6 -haloalkynyl, C 3 -C 6 -cycloalkyl, C 3 -C 6 -halocycloalkyl, C 3 -C 6 -cycloalkenyl, C 3 -C 6 -halocycloalkenyl, C 1 -C 6 -alkoxy, C 2 -C 6 -alkenyloxy, C 3 -C 6 -alkynyloxy, C 1 -C 6 -haloalkoxy, C 2 -C 6 -haloalkenyloxy, C 3 -C 6 -haloalkynyloxy, C 1 -C 6 -alkoxycarbonyl, C 1 -C 6 -alkenyloxycarbonyl, C 1 -C 6 -alkylamino, di(C 1 -C 6 -alkyl)amino, tri(C 1 -C 10 )alkylsilyl, or

phenyl or a 5- to 7-membered saturated or partially unsaturated heterocyclic ring which may contain 1 to 3 heteroatoms selected from the group consisting of oxygen, sulfur and nitrogen or a 5- to 6-membered heteraromatic ring system which may contain 1 to 4 heteroatoms selected from the group consisting of oxygen, nitrogen and sulfur, which phenyl and which heterocyclic or heteroaromatic ring may be bonded via an oxygen or a sulfur atom,

wherein the above groups R 4 are unsubstituted, or the hydrogen atoms in these groups may all or in part be replaced with any combination of groups selected from R a , or

the moiety R 4 -D-X—R 1 together may form a saturated or unsaturated ring of formula α

which may have 5 to 7 ring members and besides sulfur 1 to 2 further heteroatoms selected from the group consisting of oxygen, sulfur and nitrogen and which ring may be substituted with 1 to 5 groups selected from R a , or

the moiety R 4 -D-X—R 1 together may form a group of formula β wherein x is 1 to 5,

containing a saturated or unsaturated ring which may have 5 to 7 ring members and besides sulfur 1 to 2 further heteroatoms selected from the group consisting of oxygen, sulfur and nitrogen and which ring may be substituted with 1 to 5 groups selected from R a ;

G is oxygen or sulfur;

R a is each independently halogen, cyano, nitro, C 1 -C 6 -alkyl, C 1 -C 6 -haloalkyl, C 2 -C 6 -alkenyl, C 2 -C 6 -haloalkenyl, C 2 -C 6 -alkynyl, C 2 -C 6 -haloalkynyl, C 3 -C 6 -cycloalkyl, C 3 -C 8 -halocycloalkyl, C 3 -C 6 -cycloalkenyl, C 3 -C 8 -halocycloalkenyl, phenoxy, OR i , SR i , S(═O)R i , S(═O) 2 R i , NR i R j , —S(═O) 2 NR i R, C(═O)R i , C(═O)OR i , C(═O)NR i R j , C(═NOR i )R j , —NR i C(=G)R j , —N[C(=G)R i ]2, —NR i C(=G)OR j , —C(=G)NR i —NR j 2 , —NR i SO 2 R j , SiR i y R j 3-y (y is 0 to 3), or

phenyl or a 5- to 6-membered heteraromatic ring which may contain 1 to 4 heteroatoms selected from the group consisting of oxygen, nitrogen and sulfur, wherein the carbon atoms in phenyl or in the heteroaromatic ring may be substituted with 1 to 5 halogens;

R i , R j are each independently hydrogen, C 1 -C 6 -alkyl, C 1 -C 6 -haloalkyl, C 2 -C 6 -alkenyl, C 2 -C 6 -haloalkenyl, C 2 -C 6 -alkynyl, C 2 -C 6 -haloalkynyl, C 3 -C 6 -cycloalkyl, C 3 -C 8 -halocycloalkyl, C 3 -C 6 -cycloalkenyl, or C 3 -C 6 -halocycloalkenyl;

R b is each independently C 1 -C 6 -alkyl, C 1 -C 6 -haloalkyl, C 2 -C 6 -alkenyl, C 2 -C 6 -haloalkenyl, C 2 -C 6 -alkynyl, C 2 -C 6 -haloalkynyl, C 3 -C 6 -cycloalkyl, C 3 -C 8 -halocycloalkyl, C 3 -C 6 -cycloalkenyl, C 3 -C 8 -halocycloalkenyl, C 3 -C 6 -cycloalkyl-C 1 -C 4 -alkyl, or C 3 -C 8 -halocycloalkyl-C 1 -C 4 -alkyl, or

phenyl or a 5- to 6-membered heteraromatic ring which may contain 1 to 4 heteroatoms selected from the group consisting of oxygen, nitrogen and sulfur, which heteroaromatic ring may be bound via a C 1 -C 4 -alkyl-moiety, and wherein the carbon atoms in phenyl or in the heteroaromatic ring may be substituted with 1 to 3 groups Ra;

or the enantiomers or diastereomers or salts or N-oxides thereof.

3. The compound of claim 1 , wherein A is phenyl or a 5- to 6-membered heteroaromatic ring which may contain 1 to 3 heteroatoms selected from the group consisting of oxygen, nitrogen and sulfur, wherein phenyl, the heterocyclic ring, or the heteroaromatic ring may be fused to a ring selected from phenyl and a 5-6-membered saturated, partially unsaturated or aromatic heterocyclic ring which may contain 1 to 3 heteroatoms selected from the group consisting of oxygen, nitrogen and sulfur, wherein phenyl or the 5- to 6-membered heteroaromatic ring or the respective fused ring systems may be unsubstituted by any combination of 1 to 6 groups R 2 .

4. The compound of claim 1 , wherein D is a saturated or partially unsaturated hydrocarbon chain with 2 to 4 carbon chain atoms.

5. A process for the preparation of compounds of claim 1 , wherein said process comprises reacting compounds (II) with compound (III) in the presence of a base to give compounds (I),

wherein A, B, D, X and R 1 are as defined in claim 1 for compounds of formula I and Z 1 represents a suitable leaving group.

6. A composition comprising a pesticidally or parasiticidally active amount of compounds of formula I as defined in claim 1 and an agronomically or veterinarily acceptable carrier.

7. A synergistic mixture comprising a compound of formula I as defined in claim 1 and a pesticide selected from the organo(thio)phosphates, carbamates, pyrethroids, growth regulators, neonicotinoids, nicotinic receptor agonists/antagonists compounds, GABA antagonist compounds, macrocyclic lactone insecticides, METI I acaricides, METI II and III compounds, oxidative phosphorylation inhibitor compounds, moulting disruptor compounds, mixed function oxidase inhibitor compound, sodium channel blocker compounds, benclothiaz, bifenazate, cartap, flonicamid, pyridalyl, pymetrozine, sulfur, thiocyclam, N—R′-2,2-dihalo-1-R″cyclo-propanecarboxamide-2-(2,6-dichloro-α,α,α-tri-fluoro-p-tolyl)hydrazone or N—R′-2,2-di(R′″)propionamide-2-(2,6-dichloro-α,α,α-trifluoro-p-tolyl)-hydrazone, wherein R′ is methyl or ethyl, halo is chloro or bromo, R″ is hydrogen or methyl and R′″ is methyl or ethyl, and anthranilamide compounds of formula Γ 3

wherein B 1 is hydrogen, chlorine or cyano, B 2 is a bromine atom or CF 3 , and R B is H, CH 3 or CH(CH 3 ) 2 .