1,3-Dimethylbutyl carboxanilides (I) are new. 1,3-Dimethylbutyl carboxanilides of formula (I) are new. [Image] R 1>; : H, 1-8C alkyl, 1-6C alkylsulfinyl, 1-6C alkylsulfonyl, (1-4C)alkoxy(1-4C)alkyl, 3-8C cycloalkyl, 1-6C haloalkyl, 1-4C haloalkylthio, 1-4C haloalkylsulfinyl, 1-4C haloalkylsulfonyl, CHO; 1-3C alkyl substituted with CHO, 2-4C alkanoyl, 1-3C alkoxycarbonyl, 2-4C haloalkanoyl or 1-3C haloalkoxycarbonyl; COR, COCOR 3>;, CONR 4>;R 5>; or CH 2NR 6>;R 7>;; R : 1-8C alkyl, 1-8C alkoxy, (1-4C)alkoxy(1-4C)alkyl, 3-8C cycloalkyl, 1-6C haloalkyl, 1-6C haloalkoxy, halo(1-4C)alkoxy(1-4C)alkyl or 3-8C halocycloalkyl; R 2>; : H, F, Cl, Me or CF 3; R 3>; : H or R; R 4>;, R 5>; : H, 1-8C alkyl, (1-4C)alkoxy(1-4C)alkyl, 3-8C cycloalkyl, 1-6C haloalkyl, halo(1-4C)alkoxy(1-4C)alkyl or 3-8C halocycloalkyl, or NR 4>;R 5>; is a saturated 5- to 8-membered heterocycle with 0-2 other heteroatoms (O, S or NR 8>;), optionally substituted with halo or 1-4C alkyl; R 6>;, R 7>; : H, 1-8C alkyl, 3-8C cycloalkyl, 1-8C haloalkyl or 3-8C halocycloalkyl, or NR 6>;R 7>; is a saturated 5- to 8-membered heterocycle with 0-2 other heteroatoms (O, S or NR 8>;), optionally substituted with halo or 1-4C alkyl; R 8>; : H or 1-6C alkyl; A : a heterocyclic group of formula A1-A14. [Image] [Image] [Image] [Image] R 9>; : H, OH, CHO, CN, F. Cl, Br, NO 2, 1-4C (halo)alkyl, 1-4C (halo)alkoxy, 1-4C (halo)alkylthio, CONH 2 or carbamoyl(1-4C)alkyl; R 1>; 0>; : H, Cl, Br, I, CN, 1-4C alkyl, 1-4C alkoxy or 1-4C (halo)alkylthio; R 1>; 1>; : H, 1-4C alkyl, 1-4C hydroxyalkyl, 2-6C alkenyl, 3-6C cycloalkyl, (1-4C)(halo)alkylthio(1-4C)alkyl or (1-4C)(halo)alkoxy(1-4C)alkyl; R 1>; 2>;, R 1>; 3>;, R 1>; 5>;, R 1>; 6>; : H, halo or 1-4C (halo)alkyl; R 1>; 4>; : halo, CN, 1-4C (halo)alkyl or 1-4C haloalkoxy; R 1>; 7>; : H or 1-4C (halo)alkyl; R 1>; 8>; : halo, OH, CN, 1-4C (halo)alkyl, 1-4C (halo)alkoxy or 1-4C (halo)alkylthio; R 1>; 9&g