3-Amino-1,2-benzisothiazole Compounds for Combating Animal Pest

3-amino-1,2-benzisothiazole compounds of formula I

• wherein
• n is 0;
• R1 is selected from C1-C6-alkyl, C1-C6-haloalkyl, C2-C6-alkenyl, C2-C6-haloalkenyl, C2-C6-alkynyl, C2-C6-haloalkynyl, C3-C8-cycloalkyl, C3-C6-halocycloalkyl, C1-C6-alkoxy, C1-C6-haloalkoxy, wherein the mentioned radicals may be unsubstituted or may carry 1, 2 or 3 radicals, selected from the group consisting of cyano, nitro, amino, C1-C4-alkoxy, C1-C4-alkylthio, C1-C4-alkylsulfinyl, C1-C4-alkylsulfonyl, C1-C4-haloalkoxy, C1-C4-haloalkylthio, (C1-C4-alkoxy)carbonyl, (C1-C4-alkyl)amino, di(C1-C4-alkyl)amino, aminocarbonyl, (C1-C4-alkyl)aminocarbonyl, di(C1-C4-alkyl)aminocarbonyl, C3-C8-cycloalkyl and phenyl, it being possible for phenyl to be unsubstituted, partially or fully halogenated and/or to carry 1, 2 or 3 substituents, independently of one another selected from the group consisting of CN, C1-C4-haloalkyl, C1-C4 alkoxy and C1-C4-haloalkoxy and
• R2, R3 and R4 are independently of one another selected from the group consisting of hydrogen, halogen, cyano, azido, nitro, C1-C6-alkyl, C3-C8-cycloalkyl, C1-C4-haloalkyl, C1-C4-alkoxy, C1-C4-alkylthio, C1-C4-alkylsulfinyl, C1-C4-alkylsulfonyl, C1-C4-haloalkoxy, C1-C4-haloalkylthio, C2-C6-alkenyl, C2-C6-alkynyl, (C1-C4-alkoxy)carbonyl, amino, (C1-C4-alkyl)amino, di(C1-C4-alkyl)amino, aminocarbonyl, (C1-C4-alkyl)aminocarbonyl, di(C1-C4-alkyl)aminocarbonyl, sulfonyl, sulfonylamino, sulfenylamino, sulfanylamino and C(═O)—R2a or C(═O)—R3a or C(═O)—R4a, and wherein,
• R2a or R3a or R4a are selected from the group consisting of hydrogen, hydroxy, C1-C6-alkoxy, amino, C1-C6-alkyl, aryl, aryl-C1-C6-alkyl, (C1-C6-alkyl)-amino, di-(C1-C6-alkyl)-amino, 3- to 7-membered heteroaryl or heteroaryl-C1-C4-alkyl, wherein the heteroaryl ring contains as ring members 1, 2 or 3 heteroatoms, selected from the group consisting of nitrogen, oxygen, sulfur, a group SO, SO2 or NR2b or NR3b or NR4b, and wherein R2b or R3b or R4b are hydrogen, C1-C6-alkyl or (C1-C6-alkyl)-carbonyl;
• R5 is selected from the group consisting of hydrogen, OR5a, C2-C10-alkenyl, C2-C10-alkinyl, C3-C10-cycloalkyl, aryl-C1-C4-alkyl, hetaryl-C1-C4-alkyl, heterocyclyl-C1-C4-alkyl, wherein these radicals may be unsubstituted, partially or fully halogenated and/or may carry 1-4 radicals selected from the group consisting of C1-C10-alkoxy, C1-C10-alkylthio, C1-C10-alkylsulfinyl, C1-C10-alkylsulfonyl, C1-C10-haloalkoxy, C1-C10-haloalkylthio, (C1-C10-alkoxy)carbonyl, cyano, nitro, amino, (C1-C10-alkylamino, di-(C1-C10-alkyl)amino, C3-C10-cycloalkyl and phenyl, it being possible for phenyl to be unsubstituted, partially or fully halogenated and/or to carry 1-3 substituents selected from the group consisting of CN, C1-C6-alkyl, C1-C6-haloalkyl, C1-C6-alkoxy, C1-C6-haloalkoxy, and wherein
• R5a is selected from hydrogen, C1-C10-alkyl, C1-C10-acyl, C3-C10-cycloalkyl, C2-C10-alkenyl, C2-C10-alkynyl, aryl, aryl-C1-C4-alkyl, heteroaryl and heteroaryl-C1-C4-alkyl, heterocyclyl or heterocyclyl-C1-C4-alkyl and wherein all radicals may be unsubstituted, partially or fully halogenated and/or may carry 1, 2 or 3 radicals, selected from the group consisting of cyano, nitro, amino, C1-C4-alkoxy, C1-C4-alkylthio, C1-C4-alkylsulfinyl, C1-C4-alkylsulfonyl, C1-C4-haloalkoxy, C1-C4-haloalkylthio, (C1-C4-alkoxy)carbonyl, (C1-C4-alkyl)amino, di(C1-C4-alkyl)amino and C3-C8-cycloalkyl;
• or the enantiomers, distereomers or salts thereof;
• with the proviso
• that if n is 0, R5 is not hydrogen and
• that the 3-amino-1,2-benzisothiazole compound of formula I is not 4-Methoxy-N-(2-methyl-2-phenylpropyl)benzo[d]isothiazol-3-amine, not 4-Methoxy-N-(2-methyl-2-(6-methylpyridin-2-yl)propyl)benzo[d]isothiazol-3-amine or not N1-(4-Methylbenzo[d]isothiazol-3-yl)propane-1,3-diamine.