Oxime sulfonate derivatives

A compound of formula (I)

• wherein:
• R1 is O(CO)R4, COOR5 or CONR6R7;
• n is 1 or 2;
• R2 is C1-C8 alkyl, C2-C8 alkyl which is interrupted by one or more O, or C3-C6 cycloalkyl, which is uninterrupted or is interrupted by one or more O;
• or R2 is benzyl, which is unsubstituted or is substituted by one or more C1-C6 alkyl, C1-C4 haloalkyl, halogen, CN, NO2, C1-C6 alkylsulfanyl or C1-C6 alkoxy;
• R3 is C1-C8 alkyl, C3-C6 cycloalkyl, C1-C8 haloalkyl or C2-C8 alkenyl;
• or R3 is benzyl, phenyl or naphthyl, where the benzyl, phenyl or naphthyl is unsubstituted or substituted by one or more C1-C6 alkyl, C1-C4 haloalkyl, halogen, CN, NO2, C1-C6 alkylsulfanyl, C1-C6 alkoxy, phenyl or COO(C1-C6 alkyl);
• R4 is C1-C8 alkyl, C3-C6 cycloalkyl, C1-C8 haloalkyl or C2-C8 alkenyl;
• or R4 is benzyl, phenyl or naphthyl, where the benzyl, phenyl or naphthyl are unsubstituted or substituted by one or more C1-C6 alkyl, C1-C4 haloalkyl, halogen, CN, NO2, C1-C6 alkylsulfanyl, phenylsulfanyl, C1-C6 alkoxy, phenoxy, phenyl or COO(C1-C6 alkyl);
• R5 is C3-C20 alkyl, C3-C14 cycloalkyl or C2-C8 alkenyl;
• or R5 is C1-C12 alkyl substituted by one or more halogen, CN, phenylsulfanyl, phenoxy, N(C1-C6 alkyl)2, N(phenyl)2, phthalimido, phenyl or phenyl substituted by one or more C1-C12 alkyl, C1-C4 haloalkyl, halogen, CN, NO2, C1-C6 alkylsulfanyl phenylsulfanyl, C1-C6 alkoxy, phenoxy, N(C1-C6 alkyl)2, N(phenyl)2;
• or R5 is C2-C12 alkyl or C3-C6 cycloalkyl, each of which is interrupted by one or more O or S;
• or R5 is phenyl or naphthyl, where the phenyl or naphthyl are unsubstituted or substituted by one or more C1-C6 alkyl, C1-C4 haloalkyl, halogen, CN, NO2, C1-C6 alkylsulfanyl, C1-C6 alkoxy, phenyl or COO(C1-C6 alkyl);
• R6 and R7 each independently are hydrogen, C1-C12 alkyl, C1-C4 haloalkyl, phenyl-C1-C4 alkyl, C2-C8 alkenyl or C3-C6 cycloalkyl,
• or R6 and R7 are C2-C12 alkyl which is interrupted by O, S, N(C1-C8 alkyl) or CO,
• or R6 and R7 are C2-C4 haloalkyl which is interrupted by O, S, N(C1-C8 alkyl) or CO,
• or R6 and R7 each independently are phenyl-C1-C4 alkyl which is interrupted by O, S, N(C1-C8 alkyl) or CO;
• or R6 and R7 are C2-C8 alkenyl which is interrupted by O, S, N(C1-C8 alkyl) or CO;
• or R6 and R7 are C3-C6 cycloalkyl which is interrupted by O, S, N(C1-C8 alkyl) or CO,
• or R6 and R7 each independently are phenyl or naphthyl, where the phenyl or naphthyl is unsubstituted or is substituted by one or more C1-C6 alkyl, C1-C4 haloalkyl, halogen, CN, NO2, C1-C6 alkylsulfanyl, C1-C6 alkoxy, phenyl or COO(C1-C6 alkyl);
• or
• R6 and R7, together with the N-atom to which R6 and R7 are attached, form a 5- or 6-membered ring via C2-C5alkylene, where the C2-C5 alkylene ring is uninterrupted or interrupted by one or more O, S, N(C1-C8 alkyl), NH or CO.